Home / 2,770,331.10-4,155,885.45-876,875.10

Finding the Fourth Proportional to 2,770,331.10, 4,155,885.45 and 876,875.10

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Solution

The fourth proportional to 2,770,331.10, 4,155,885.45 and 876,875.10 is: 1,315,435.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770,331.10 : 4,155,885.45 = 876,875.10 : x
  2. Step 2: Convert to fraction form
    2,770,331.10/4,155,885.45 = 876,875.10/x
  3. Step 3: Cross multiply
    2,770,331.10x = 4,155,885.45 × 876,875.10
  4. Step 4: Simplify right side
    2,770,331.10x = 3,644,192,469,557.30
  5. Step 5: Solve for x
    x = 3,644,192,469,557.30/2,770,331.10
  6. Step 6: Final answer
    x = 1,315,435.71

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Double scale
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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.