Finding the Third Proportional to 399,027 and 861,360
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Solution
The third proportional to 399,027 and 861,360 is: 1,859,375.56
Step by Step Solution
- Step 1: Write the proportion equation
399,027 : 861,360 = 861,360 : x - Step 2: Convert to fraction form
399,027/861,360 = 861,360/x - Step 3: Cross multiply
399,027x = 861,360 × 861,360 - Step 4: Simplify right side
399,027x = 741,941,049,600 - Step 5: Solve for x
x = 741,941,049,600/399,027 - Step 6: Final answer
x = 1,859,375.56
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.