Home / 3,287,270.70-4,930,906.05-2,153,529.90

Finding the Fourth Proportional to 3,287,270.70, 4,930,906.05 and 2,153,529.90

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Solution

The fourth proportional to 3,287,270.70, 4,930,906.05 and 2,153,529.90 is: 3,230,294.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,270.70 : 4,930,906.05 = 2,153,529.90 : x
  2. Step 2: Convert to fraction form
    3,287,270.70/4,930,906.05 = 2,153,529.90/x
  3. Step 3: Cross multiply
    3,287,270.70x = 4,930,906.05 × 2,153,529.90
  4. Step 4: Simplify right side
    3,287,270.70x = 10,618,853,612,765.89
  5. Step 5: Solve for x
    x = 10,618,853,612,765.89/3,287,270.70
  6. Step 6: Final answer
    x = 3,230,294.85

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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.