Home / 4,982,805.80-7,469,543.10-3,902,719.40

Finding the Fourth Proportional to 4,982,805.80, 7,469,543.10 and 3,902,719.40

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Solution

The fourth proportional to 4,982,805.80, 7,469,543.10 and 3,902,719.40 is: 5,850,424.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982,805.80 : 7,469,543.10 = 3,902,719.40 : x
  2. Step 2: Convert to fraction form
    4,982,805.80/7,469,543.10 = 3,902,719.40/x
  3. Step 3: Cross multiply
    4,982,805.80x = 7,469,543.10 × 3,902,719.40
  4. Step 4: Simplify right side
    4,982,805.80x = 29,151,530,765,506.14
  5. Step 5: Solve for x
    x = 29,151,530,765,506.14/4,982,805.80
  6. Step 6: Final answer
    x = 5,850,424.83

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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.