Home / 1,625,512.46-2,438,372.57-545,981.31

Finding the Fourth Proportional to 1,625,512.46, 2,438,372.57 and 545,981.31

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Solution

The fourth proportional to 1,625,512.46, 2,438,372.57 and 545,981.31 is: 819,006.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,512.46 : 2,438,372.57 = 545,981.31 : x
  2. Step 2: Convert to fraction form
    1,625,512.46/2,438,372.57 = 545,981.31/x
  3. Step 3: Cross multiply
    1,625,512.46x = 2,438,372.57 × 545,981.31
  4. Step 4: Simplify right side
    1,625,512.46x = 1,331,305,847,306.76
  5. Step 5: Solve for x
    x = 1,331,305,847,306.76/1,625,512.46
  6. Step 6: Final answer
    x = 819,006.86

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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.