Home / 2,469,759.20-3,706,712.40-1,123,992.80

Finding the Fourth Proportional to 2,469,759.20, 3,706,712.40 and 1,123,992.80

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Solution

The fourth proportional to 2,469,759.20, 3,706,712.40 and 1,123,992.80 is: 1,686,932.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469,759.20 : 3,706,712.40 = 1,123,992.80 : x
  2. Step 2: Convert to fraction form
    2,469,759.20/3,706,712.40 = 1,123,992.80/x
  3. Step 3: Cross multiply
    2,469,759.20x = 3,706,712.40 × 1,123,992.80
  4. Step 4: Simplify right side
    2,469,759.20x = 4,166,318,049,270.72
  5. Step 5: Solve for x
    x = 4,166,318,049,270.72/2,469,759.20
  6. Step 6: Final answer
    x = 1,686,932.90

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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.