Home / 3,929,351.42-5,419,582-3,469,654.96

Finding the Fourth Proportional to 3,929,351.42, 5,419,582 and 3,469,654.96

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Solution

The fourth proportional to 3,929,351.42, 5,419,582 and 3,469,654.96 is: 4,785,542.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,351.42 : 5,419,582 = 3,469,654.96 : x
  2. Step 2: Convert to fraction form
    3,929,351.42/5,419,582 = 3,469,654.96/x
  3. Step 3: Cross multiply
    3,929,351.42x = 5,419,582 × 3,469,654.96
  4. Step 4: Simplify right side
    3,929,351.42x = 18,804,079,567,426.72
  5. Step 5: Solve for x
    x = 18,804,079,567,426.72/3,929,351.42
  6. Step 6: Final answer
    x = 4,785,542.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.