Home / 1,149,712.88-1,724,836.42-391,560.93

Finding the Fourth Proportional to 1,149,712.88, 1,724,836.42 and 391,560.93

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Solution

The fourth proportional to 1,149,712.88, 1,724,836.42 and 391,560.93 is: 587,432.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,712.88 : 1,724,836.42 = 391,560.93 : x
  2. Step 2: Convert to fraction form
    1,149,712.88/1,724,836.42 = 391,560.93/x
  3. Step 3: Cross multiply
    1,149,712.88x = 1,724,836.42 × 391,560.93
  4. Step 4: Simplify right side
    1,149,712.88x = 675,378,545,067.79
  5. Step 5: Solve for x
    x = 675,378,545,067.79/1,149,712.88
  6. Step 6: Final answer
    x = 587,432.36

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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.