Home / 1,394,717.40-2,092,076.10-942,992.55

Finding the Fourth Proportional to 1,394,717.40, 2,092,076.10 and 942,992.55

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Solution

The fourth proportional to 1,394,717.40, 2,092,076.10 and 942,992.55 is: 1,414,488.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,717.40 : 2,092,076.10 = 942,992.55 : x
  2. Step 2: Convert to fraction form
    1,394,717.40/2,092,076.10 = 942,992.55/x
  3. Step 3: Cross multiply
    1,394,717.40x = 2,092,076.10 × 942,992.55
  4. Step 4: Simplify right side
    1,394,717.40x = 1,972,812,176,333.06
  5. Step 5: Solve for x
    x = 1,972,812,176,333.06/1,394,717.40
  6. Step 6: Final answer
    x = 1,414,488.83

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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.