Home / 3,119,286.52-4,679,375.56-960,493.96

Finding the Fourth Proportional to 3,119,286.52, 4,679,375.56 and 960,493.96

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Solution

The fourth proportional to 3,119,286.52, 4,679,375.56 and 960,493.96 is: 1,440,878.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,286.52 : 4,679,375.56 = 960,493.96 : x
  2. Step 2: Convert to fraction form
    3,119,286.52/4,679,375.56 = 960,493.96/x
  3. Step 3: Cross multiply
    3,119,286.52x = 4,679,375.56 × 960,493.96
  4. Step 4: Simplify right side
    3,119,286.52x = 4,494,511,961,951.62
  5. Step 5: Solve for x
    x = 4,494,511,961,951.62/3,119,286.52
  6. Step 6: Final answer
    x = 1,440,878.21

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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.