Finding the Fourth Proportional to 2,632,687.14, 3,949,178.41 and 739,280.94
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Solution
The fourth proportional to 2,632,687.14, 3,949,178.41 and 739,280.94 is: 1,108,962.89
Step by Step Solution
- Step 1: Write the proportion equation
2,632,687.14 : 3,949,178.41 = 739,280.94 : x - Step 2: Convert to fraction form
2,632,687.14/3,949,178.41 = 739,280.94/x - Step 3: Cross multiply
2,632,687.14x = 3,949,178.41 × 739,280.94 - Step 4: Simplify right side
2,632,687.14x = 2,919,552,327,172.51 - Step 5: Solve for x
x = 2,919,552,327,172.51/2,632,687.14 - Step 6: Final answer
x = 1,108,962.89
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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.