Home / 3,929,349.42-5,419,579.25-3,469,652.96

Finding the Fourth Proportional to 3,929,349.42, 5,419,579.25 and 3,469,652.96

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Solution

The fourth proportional to 3,929,349.42, 5,419,579.25 and 3,469,652.96 is: 4,785,540.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,349.42 : 5,419,579.25 = 3,469,652.96 : x
  2. Step 2: Convert to fraction form
    3,929,349.42/5,419,579.25 = 3,469,652.96/x
  3. Step 3: Cross multiply
    3,929,349.42x = 5,419,579.25 × 3,469,652.96
  4. Step 4: Simplify right side
    3,929,349.42x = 18,804,059,142,270.92
  5. Step 5: Solve for x
    x = 18,804,059,142,270.92/3,929,349.42
  6. Step 6: Final answer
    x = 4,785,540.08

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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.