Home / 3,747,787.30-5,619,318.90-3,179,367.73

Finding the Fourth Proportional to 3,747,787.30, 5,619,318.90 and 3,179,367.73

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Solution

The fourth proportional to 3,747,787.30, 5,619,318.90 and 3,179,367.73 is: 4,767,047.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,787.30 : 5,619,318.90 = 3,179,367.73 : x
  2. Step 2: Convert to fraction form
    3,747,787.30/5,619,318.90 = 3,179,367.73/x
  3. Step 3: Cross multiply
    3,747,787.30x = 5,619,318.90 × 3,179,367.73
  4. Step 4: Simplify right side
    3,747,787.30x = 17,865,881,175,239.10
  5. Step 5: Solve for x
    x = 17,865,881,175,239.10/3,747,787.30
  6. Step 6: Final answer
    x = 4,767,047.79

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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.