Finding the Fourth Proportional to 2,318,260.76, 3,474,936.86 and 779,791.61
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Solution
The fourth proportional to 2,318,260.76, 3,474,936.86 and 779,791.61 is: 1,168,861.86
Step by Step Solution
- Step 1: Write the proportion equation
2,318,260.76 : 3,474,936.86 = 779,791.61 : x - Step 2: Convert to fraction form
2,318,260.76/3,474,936.86 = 779,791.61/x - Step 3: Cross multiply
2,318,260.76x = 3,474,936.86 × 779,791.61 - Step 4: Simplify right side
2,318,260.76x = 2,709,726,587,434.10 - Step 5: Solve for x
x = 2,709,726,587,434.10/2,318,260.76 - Step 6: Final answer
x = 1,168,861.86
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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.