Home / 1,517,331.55-2,275,997.33-395,400.55

Finding the Fourth Proportional to 1,517,331.55, 2,275,997.33 and 395,400.55

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Solution

The fourth proportional to 1,517,331.55, 2,275,997.33 and 395,400.55 is: 593,100.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,331.55 : 2,275,997.33 = 395,400.55 : x
  2. Step 2: Convert to fraction form
    1,517,331.55/2,275,997.33 = 395,400.55/x
  3. Step 3: Cross multiply
    1,517,331.55x = 2,275,997.33 × 395,400.55
  4. Step 4: Simplify right side
    1,517,331.55x = 899,930,594,103.53
  5. Step 5: Solve for x
    x = 899,930,594,103.53/1,517,331.55
  6. Step 6: Final answer
    x = 593,100.83

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Double scale
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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.