Home / 3,377,576.82-5,066,377.08-818,781.36

Finding the Fourth Proportional to 3,377,576.82, 5,066,377.08 and 818,781.36

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Solution

The fourth proportional to 3,377,576.82, 5,066,377.08 and 818,781.36 is: 1,228,174.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377,576.82 : 5,066,377.08 = 818,781.36 : x
  2. Step 2: Convert to fraction form
    3,377,576.82/5,066,377.08 = 818,781.36/x
  3. Step 3: Cross multiply
    3,377,576.82x = 5,066,377.08 × 818,781.36
  4. Step 4: Simplify right side
    3,377,576.82x = 4,148,255,098,371.53
  5. Step 5: Solve for x
    x = 4,148,255,098,371.53/3,377,576.82
  6. Step 6: Final answer
    x = 1,228,174.91

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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.