Home / 3,679,686.38-5,519,141.30-984,283.58

Finding the Fourth Proportional to 3,679,686.38, 5,519,141.30 and 984,283.58

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Solution

The fourth proportional to 3,679,686.38, 5,519,141.30 and 984,283.58 is: 1,476,321.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,686.38 : 5,519,141.30 = 984,283.58 : x
  2. Step 2: Convert to fraction form
    3,679,686.38/5,519,141.30 = 984,283.58/x
  3. Step 3: Cross multiply
    3,679,686.38x = 5,519,141.30 × 984,283.58
  4. Step 4: Simplify right side
    3,679,686.38x = 5,432,400,157,289.85
  5. Step 5: Solve for x
    x = 5,432,400,157,289.85/3,679,686.38
  6. Step 6: Final answer
    x = 1,476,321.51

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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.