Home / 1,542,626.52-2,315,432.40-744,469.92

Finding the Fourth Proportional to 1,542,626.52, 2,315,432.40 and 744,469.92

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Solution

The fourth proportional to 1,542,626.52, 2,315,432.40 and 744,469.92 is: 1,117,425.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,626.52 : 2,315,432.40 = 744,469.92 : x
  2. Step 2: Convert to fraction form
    1,542,626.52/2,315,432.40 = 744,469.92/x
  3. Step 3: Cross multiply
    1,542,626.52x = 2,315,432.40 × 744,469.92
  4. Step 4: Simplify right side
    1,542,626.52x = 1,723,769,773,593.41
  5. Step 5: Solve for x
    x = 1,723,769,773,593.41/1,542,626.52
  6. Step 6: Final answer
    x = 1,117,425.22

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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.