Finding the Fourth Proportional to 1,554,462.20, 2,331,693.30 and 543,248.08
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Solution
The fourth proportional to 1,554,462.20, 2,331,693.30 and 543,248.08 is: 814,872.12
Step by Step Solution
- Step 1: Write the proportion equation
1,554,462.20 : 2,331,693.30 = 543,248.08 : x - Step 2: Convert to fraction form
1,554,462.20/2,331,693.30 = 543,248.08/x - Step 3: Cross multiply
1,554,462.20x = 2,331,693.30 × 543,248.08 - Step 4: Simplify right side
1,554,462.20x = 1,266,687,908,373.86 - Step 5: Solve for x
x = 1,266,687,908,373.86/1,554,462.20 - Step 6: Final answer
x = 814,872.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.