Home / 3,111,425.90-4,667,138.85-2,481,569.90

Finding the Fourth Proportional to 3,111,425.90, 4,667,138.85 and 2,481,569.90

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Solution

The fourth proportional to 3,111,425.90, 4,667,138.85 and 2,481,569.90 is: 3,722,354.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,425.90 : 4,667,138.85 = 2,481,569.90 : x
  2. Step 2: Convert to fraction form
    3,111,425.90/4,667,138.85 = 2,481,569.90/x
  3. Step 3: Cross multiply
    3,111,425.90x = 4,667,138.85 × 2,481,569.90
  4. Step 4: Simplify right side
    3,111,425.90x = 11,581,831,289,280.61
  5. Step 5: Solve for x
    x = 11,581,831,289,280.61/3,111,425.90
  6. Step 6: Final answer
    x = 3,722,354.85

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Similar ratio
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1.5x scale

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.