Home / 3,679,684.60-5,519,138.66-984,281.80

Finding the Fourth Proportional to 3,679,684.60, 5,519,138.66 and 984,281.80

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Solution

The fourth proportional to 3,679,684.60, 5,519,138.66 and 984,281.80 is: 1,476,318.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,684.60 : 5,519,138.66 = 984,281.80 : x
  2. Step 2: Convert to fraction form
    3,679,684.60/5,519,138.66 = 984,281.80/x
  3. Step 3: Cross multiply
    3,679,684.60x = 5,519,138.66 × 984,281.80
  4. Step 4: Simplify right side
    3,679,684.60x = 5,432,387,734,714.39
  5. Step 5: Solve for x
    x = 5,432,387,734,714.39/3,679,684.60
  6. Step 6: Final answer
    x = 1,476,318.85

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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.