Finding the Fourth Proportional to 2,475,165.12, 3,712,750.56 and 678,064.02
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Solution
The fourth proportional to 2,475,165.12, 3,712,750.56 and 678,064.02 is: 1,017,096.82
Step by Step Solution
- Step 1: Write the proportion equation
2,475,165.12 : 3,712,750.56 = 678,064.02 : x - Step 2: Convert to fraction form
2,475,165.12/3,712,750.56 = 678,064.02/x - Step 3: Cross multiply
2,475,165.12x = 3,712,750.56 × 678,064.02 - Step 4: Simplify right side
2,475,165.12x = 2,517,482,569,970.85 - Step 5: Solve for x
x = 2,517,482,569,970.85/2,475,165.12 - Step 6: Final answer
x = 1,017,096.82
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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.