Finding the Third Proportional to 915,842 and 1,346,339
Calculator
Solution
The third proportional to 915,842 and 1,346,339 is: 1,979,193.69
Step by Step Solution
- Step 1: Write the proportion equation
915,842 : 1,346,339 = 1,346,339 : x - Step 2: Convert to fraction form
915,842/1,346,339 = 1,346,339/x - Step 3: Cross multiply
915,842x = 1,346,339 × 1,346,339 - Step 4: Simplify right side
915,842x = 1,812,628,702,921 - Step 5: Solve for x
x = 1,812,628,702,921/915,842 - Step 6: Final answer
x = 1,979,193.69
Related Problems
Find third proportional to 457,921 and 673,169.50
Half scale
Find third proportional to 1,831,684 and 2,692,678
Double scale
Find third proportional to 915,844 and 1,346,342
Similar ratio
Find third proportional to 1,373,763 and 2,019,508.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.