Finding the Fourth Proportional to 3,471,129.84, 5,197,723.20 and 2,394,960.72
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Solution
The fourth proportional to 3,471,129.84, 5,197,723.20 and 2,394,960.72 is: 3,586,251.01
Step by Step Solution
- Step 1: Write the proportion equation
3,471,129.84 : 5,197,723.20 = 2,394,960.72 : x - Step 2: Convert to fraction form
3,471,129.84/5,197,723.20 = 2,394,960.72/x - Step 3: Cross multiply
3,471,129.84x = 5,197,723.20 × 2,394,960.72 - Step 4: Simplify right side
3,471,129.84x = 12,448,342,897,432.71 - Step 5: Solve for x
x = 12,448,342,897,432.71/3,471,129.84 - Step 6: Final answer
x = 3,586,251.01
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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.