Finding the Fourth Proportional to 3,964,898.97, 5,941,292.49 and 2,949,108.75
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Solution
The fourth proportional to 3,964,898.97, 5,941,292.49 and 2,949,108.75 is: 4,419,158.67
Step by Step Solution
- Step 1: Write the proportion equation
3,964,898.97 : 5,941,292.49 = 2,949,108.75 : x - Step 2: Convert to fraction form
3,964,898.97/5,941,292.49 = 2,949,108.75/x - Step 3: Cross multiply
3,964,898.97x = 5,941,292.49 × 2,949,108.75 - Step 4: Simplify right side
3,964,898.97x = 17,521,517,668,568.29 - Step 5: Solve for x
x = 17,521,517,668,568.29/3,964,898.97 - Step 6: Final answer
x = 4,419,158.67
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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.