Home / 3,984,648.60-5,974,896.42-1,424,876.76

Finding the Fourth Proportional to 3,984,648.60, 5,974,896.42 and 1,424,876.76

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Solution

The fourth proportional to 3,984,648.60, 5,974,896.42 and 1,424,876.76 is: 2,136,572.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,648.60 : 5,974,896.42 = 1,424,876.76 : x
  2. Step 2: Convert to fraction form
    3,984,648.60/5,974,896.42 = 1,424,876.76/x
  3. Step 3: Cross multiply
    3,984,648.60x = 5,974,896.42 × 1,424,876.76
  4. Step 4: Simplify right side
    3,984,648.60x = 8,513,491,052,265.20
  5. Step 5: Solve for x
    x = 8,513,491,052,265.20/3,984,648.60
  6. Step 6: Final answer
    x = 2,136,572.61

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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.