Home / 1,208,035.72-1,667,092.62-664,227.10

Finding the Fourth Proportional to 1,208,035.72, 1,667,092.62 and 664,227.10

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Solution

The fourth proportional to 1,208,035.72, 1,667,092.62 and 664,227.10 is: 916,635.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,035.72 : 1,667,092.62 = 664,227.10 : x
  2. Step 2: Convert to fraction form
    1,208,035.72/1,667,092.62 = 664,227.10/x
  3. Step 3: Cross multiply
    1,208,035.72x = 1,667,092.62 × 664,227.10
  4. Step 4: Simplify right side
    1,208,035.72x = 1,107,328,096,414.00
  5. Step 5: Solve for x
    x = 1,107,328,096,414.00/1,208,035.72
  6. Step 6: Final answer
    x = 916,635.23

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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.