Home / 3,910,496.82-5,396,473.17-2,279,869.62

Finding the Fourth Proportional to 3,910,496.82, 5,396,473.17 and 2,279,869.62

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Solution

The fourth proportional to 3,910,496.82, 5,396,473.17 and 2,279,869.62 is: 3,146,212.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910,496.82 : 5,396,473.17 = 2,279,869.62 : x
  2. Step 2: Convert to fraction form
    3,910,496.82/5,396,473.17 = 2,279,869.62/x
  3. Step 3: Cross multiply
    3,910,496.82x = 5,396,473.17 × 2,279,869.62
  4. Step 4: Simplify right side
    3,910,496.82x = 12,303,255,235,428.10
  5. Step 5: Solve for x
    x = 12,303,255,235,428.10/3,910,496.82
  6. Step 6: Final answer
    x = 3,146,212.82

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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.