Home / 1,906,504.10-2,859,753.85-486,560.33

Finding the Fourth Proportional to 1,906,504.10, 2,859,753.85 and 486,560.33

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Solution

The fourth proportional to 1,906,504.10, 2,859,753.85 and 486,560.33 is: 729,839.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,504.10 : 2,859,753.85 = 486,560.33 : x
  2. Step 2: Convert to fraction form
    1,906,504.10/2,859,753.85 = 486,560.33/x
  3. Step 3: Cross multiply
    1,906,504.10x = 2,859,753.85 × 486,560.33
  4. Step 4: Simplify right side
    1,906,504.10x = 1,391,442,778,191.17
  5. Step 5: Solve for x
    x = 1,391,442,778,191.17/1,906,504.10
  6. Step 6: Final answer
    x = 729,839.91

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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.