Home / 3,199,757.28-4,787,842.08-1,921,141.92

Finding the Fourth Proportional to 3,199,757.28, 4,787,842.08 and 1,921,141.92

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Solution

The fourth proportional to 3,199,757.28, 4,787,842.08 and 1,921,141.92 is: 2,874,631.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199,757.28 : 4,787,842.08 = 1,921,141.92 : x
  2. Step 2: Convert to fraction form
    3,199,757.28/4,787,842.08 = 1,921,141.92/x
  3. Step 3: Cross multiply
    3,199,757.28x = 4,787,842.08 × 1,921,141.92
  4. Step 4: Simplify right side
    3,199,757.28x = 9,198,124,126,227.99
  5. Step 5: Solve for x
    x = 9,198,124,126,227.99/3,199,757.28
  6. Step 6: Final answer
    x = 2,874,631.83

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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.