Home / 2,665,349.59-3,998,021.31-868,230.18

Finding the Fourth Proportional to 2,665,349.59, 3,998,021.31 and 868,230.18

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Solution

The fourth proportional to 2,665,349.59, 3,998,021.31 and 868,230.18 is: 1,302,344.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665,349.59 : 3,998,021.31 = 868,230.18 : x
  2. Step 2: Convert to fraction form
    2,665,349.59/3,998,021.31 = 868,230.18/x
  3. Step 3: Cross multiply
    2,665,349.59x = 3,998,021.31 × 868,230.18
  4. Step 4: Simplify right side
    2,665,349.59x = 3,471,202,761,625.14
  5. Step 5: Solve for x
    x = 3,471,202,761,625.14/2,665,349.59
  6. Step 6: Final answer
    x = 1,302,344.27

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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.