Finding the Third Proportional to 669,438 and 1,471,720
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Solution
The third proportional to 669,438 and 1,471,720 is: 3,235,489.71
Step by Step Solution
- Step 1: Write the proportion equation
669,438 : 1,471,720 = 1,471,720 : x - Step 2: Convert to fraction form
669,438/1,471,720 = 1,471,720/x - Step 3: Cross multiply
669,438x = 1,471,720 × 1,471,720 - Step 4: Simplify right side
669,438x = 2,165,959,758,400 - Step 5: Solve for x
x = 2,165,959,758,400/669,438 - Step 6: Final answer
x = 3,235,489.71
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.