Finding the Third Proportional to 721,337 and 1,125,678
Calculator
Solution
The third proportional to 721,337 and 1,125,678 is: 1,756,669.85
Step by Step Solution
- Step 1: Write the proportion equation
721,337 : 1,125,678 = 1,125,678 : x - Step 2: Convert to fraction form
721,337/1,125,678 = 1,125,678/x - Step 3: Cross multiply
721,337x = 1,125,678 × 1,125,678 - Step 4: Simplify right side
721,337x = 1,267,150,959,684 - Step 5: Solve for x
x = 1,267,150,959,684/721,337 - Step 6: Final answer
x = 1,756,669.85
Related Problems
Find third proportional to 360,668.50 and 562,839
Half scale
Find third proportional to 1,442,674 and 2,251,356
Double scale
Find third proportional to 721,339 and 1,125,681
Similar ratio
Find third proportional to 1,082,005.50 and 1,688,517
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.