Finding the Fourth Proportional to 2,534,432.12, 3,497,444.21 and 1,487,836.53
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Solution
The fourth proportional to 2,534,432.12, 3,497,444.21 and 1,487,836.53 is: 2,053,172.08
Step by Step Solution
- Step 1: Write the proportion equation
2,534,432.12 : 3,497,444.21 = 1,487,836.53 : x - Step 2: Convert to fraction form
2,534,432.12/3,497,444.21 = 1,487,836.53/x - Step 3: Cross multiply
2,534,432.12x = 3,497,444.21 × 1,487,836.53 - Step 4: Simplify right side
2,534,432.12x = 5,203,625,257,274.99 - Step 5: Solve for x
x = 5,203,625,257,274.99/2,534,432.12 - Step 6: Final answer
x = 2,053,172.08
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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.