Home / 2,040,389.70-3,060,584.55-1,228,575.30

Finding the Fourth Proportional to 2,040,389.70, 3,060,584.55 and 1,228,575.30

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Solution

The fourth proportional to 2,040,389.70, 3,060,584.55 and 1,228,575.30 is: 1,842,862.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,389.70 : 3,060,584.55 = 1,228,575.30 : x
  2. Step 2: Convert to fraction form
    2,040,389.70/3,060,584.55 = 1,228,575.30/x
  3. Step 3: Cross multiply
    2,040,389.70x = 3,060,584.55 × 1,228,575.30
  4. Step 4: Simplify right side
    2,040,389.70x = 3,760,158,581,691.62
  5. Step 5: Solve for x
    x = 3,760,158,581,691.62/2,040,389.70
  6. Step 6: Final answer
    x = 1,842,862.95

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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.