Finding the Third Proportional to 970,857 and 2,128,338
Calculator
Solution
The third proportional to 970,857 and 2,128,338 is: 4,665,797.99
Step by Step Solution
- Step 1: Write the proportion equation
970,857 : 2,128,338 = 2,128,338 : x - Step 2: Convert to fraction form
970,857/2,128,338 = 2,128,338/x - Step 3: Cross multiply
970,857x = 2,128,338 × 2,128,338 - Step 4: Simplify right side
970,857x = 4,529,822,642,244 - Step 5: Solve for x
x = 4,529,822,642,244/970,857 - Step 6: Final answer
x = 4,665,797.99
Related Problems
Find third proportional to 485,428.50 and 1,064,169
Half scale
Find third proportional to 1,941,714 and 4,256,676
Double scale
Find third proportional to 970,859 and 2,128,342
Similar ratio
Find third proportional to 1,456,285.50 and 3,192,507
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.