Home / 4,982,929.80-7,469,729.10-3,902,843.40

Finding the Fourth Proportional to 4,982,929.80, 7,469,729.10 and 3,902,843.40

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Solution

The fourth proportional to 4,982,929.80, 7,469,729.10 and 3,902,843.40 is: 5,850,610.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982,929.80 : 7,469,729.10 = 3,902,843.40 : x
  2. Step 2: Convert to fraction form
    4,982,929.80/7,469,729.10 = 3,902,843.40/x
  3. Step 3: Cross multiply
    4,982,929.80x = 7,469,729.10 × 3,902,843.40
  4. Step 4: Simplify right side
    4,982,929.80x = 29,153,182,917,722.94
  5. Step 5: Solve for x
    x = 29,153,182,917,722.94/4,982,929.80
  6. Step 6: Final answer
    x = 5,850,610.80

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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.