Finding the Fourth Proportional to 2,747,679.10, 3,792,251.04 and 1,524,378.71
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Solution
The fourth proportional to 2,747,679.10, 3,792,251.04 and 1,524,378.71 is: 2,103,894.43
Step by Step Solution
- Step 1: Write the proportion equation
2,747,679.10 : 3,792,251.04 = 1,524,378.71 : x - Step 2: Convert to fraction form
2,747,679.10/3,792,251.04 = 1,524,378.71/x - Step 3: Cross multiply
2,747,679.10x = 3,792,251.04 × 1,524,378.71 - Step 4: Simplify right side
2,747,679.10x = 5,780,826,748,351.36 - Step 5: Solve for x
x = 5,780,826,748,351.36/2,747,679.10 - Step 6: Final answer
x = 2,103,894.43
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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.