Home / 2,001,478.28-3,002,190.84-485,174.52

Finding the Fourth Proportional to 2,001,478.28, 3,002,190.84 and 485,174.52

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Solution

The fourth proportional to 2,001,478.28, 3,002,190.84 and 485,174.52 is: 727,755.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001,478.28 : 3,002,190.84 = 485,174.52 : x
  2. Step 2: Convert to fraction form
    2,001,478.28/3,002,190.84 = 485,174.52/x
  3. Step 3: Cross multiply
    2,001,478.28x = 3,002,190.84 × 485,174.52
  4. Step 4: Simplify right side
    2,001,478.28x = 1,456,586,499,745.40
  5. Step 5: Solve for x
    x = 1,456,586,499,745.40/2,001,478.28
  6. Step 6: Final answer
    x = 727,755.34

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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.