Posted by Steve on .
How to find Geometric mean if arithmetic and harmonic mean is given, The question is AM = 2700 and HM = 75, then find GM ?

Maths 
Steve,
Given and b,
GM = √(ab)
AM = (a+b)/2
HM = 2ab/(a+b)
So, GM = √(AM*HM) = √(2700*75) = 450