684 meters in kilometers
Result
The conversion result is: 684 meters is equivalent to 0.684 kilometers.[1]
Conversion formula
How to convert 684 meters to kilometers?
We know (by definition) that: 1 m = 0.001 km.
We can set up a proportion to solve for the number of kilometers.
1 m / 684 m = 0.001 km / x km
Now, we cross multiply to solve for our unknown x:
x km = (684 m / 1 m) * 0.001 km → x km = 0.684 km
Conclusion:
684 m = 0.684 km
Conversion in the opposite direction
The inverse of the conversion factor is that 1 kilometer is equal to 1.46198830409357 times 684 meters.
It can also be expressed as: 684 meters is equal to 1 / 1.46198830409357 kilometers.
Approximation
An approximate numerical result would be: six hundred and eighty-four meters is about zero point six eight kilometers, or alternatively, a kilometer is about one point four six times six hundred and eighty-four meters.
Footnotes
[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).
Results may contain small errors due to the use of floating point arithmetic.