Finding the Fourth Proportional to 2,247,838.62, 3,102,257.69 and 1,377,251.07
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Solution
The fourth proportional to 2,247,838.62, 3,102,257.69 and 1,377,251.07 is: 1,900,753.76
Step by Step Solution
- Step 1: Write the proportion equation
2,247,838.62 : 3,102,257.69 = 1,377,251.07 : x - Step 2: Convert to fraction form
2,247,838.62/3,102,257.69 = 1,377,251.07/x - Step 3: Cross multiply
2,247,838.62x = 3,102,257.69 × 1,377,251.07 - Step 4: Simplify right side
2,247,838.62x = 4,272,587,716,081.97 - Step 5: Solve for x
x = 4,272,587,716,081.97/2,247,838.62 - Step 6: Final answer
x = 1,900,753.76
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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.