Finding the Fourth Proportional to 754,126.24, 1,040,684.88 and 414,591.52
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Solution
The fourth proportional to 754,126.24, 1,040,684.88 and 414,591.52 is: 572,131.17
Step by Step Solution
- Step 1: Write the proportion equation
754,126.24 : 1,040,684.88 = 414,591.52 : x - Step 2: Convert to fraction form
754,126.24/1,040,684.88 = 414,591.52/x - Step 3: Cross multiply
754,126.24x = 1,040,684.88 × 414,591.52 - Step 4: Simplify right side
754,126.24x = 431,459,126,240.22 - Step 5: Solve for x
x = 431,459,126,240.22/754,126.24 - Step 6: Final answer
x = 572,131.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.