3 kilometers in meters

Conversion formula
How to convert 3 kilometers to meters?

We know (by definition) that: $1\mathrm{km}=1000\mathrm{m}$

We can set up a proportion to solve for the number of meters.

Now, we cross multiply to solve for our unknown $x$:

Conclusion: 3 ⁢ km = 3000 ⁢ m

Conversion in the opposite direction

The inverse of the conversion factor is that 1 meter is equal to 0.000333333333333333 times 3 kilometers.

It can also be expressed as: 3 kilometers is equal to $\frac{1}{\mathrm{0.000333333333333333}}$ meters.

Approximation

An approximate numerical result would be: three kilometers is about three thousand meters, or alternatively, a meter is about zero times three kilometers.