3 meters in millimeters

Result

The conversion result is: 3 meters is equivalent to 3000 millimeters.^[1]

Conversion formula
How to convert 3 meters to millimeters?

We know (by definition) that: 1 m = 1000 mm.

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

1 m / 3 m = 1000 mm / x mm

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

x mm = (3 m / 1 m) * 1000 mm → x mm = 3000 mm

Conclusion:

3 m = 3000 mm

Conversion in the opposite direction

The inverse of the conversion factor is that 1 millimeter is equal to 0.000333333333333333 times 3 meters.

It can also be expressed as: 3 meters is equal to 1 / 0.000333333333333333 millimeters.

Approximation

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