Home / 3,867,940.62-5,337,662.13-2,149,065.27

Finding the Fourth Proportional to 3,867,940.62, 5,337,662.13 and 2,149,065.27

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Solution

The fourth proportional to 3,867,940.62, 5,337,662.13 and 2,149,065.27 is: 2,965,656.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,940.62 : 5,337,662.13 = 2,149,065.27 : x
  2. Step 2: Convert to fraction form
    3,867,940.62/5,337,662.13 = 2,149,065.27/x
  3. Step 3: Cross multiply
    3,867,940.62x = 5,337,662.13 × 2,149,065.27
  4. Step 4: Simplify right side
    3,867,940.62x = 11,470,984,306,577.22
  5. Step 5: Solve for x
    x = 11,470,984,306,577.22/3,867,940.62
  6. Step 6: Final answer
    x = 2,965,656.78

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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.