Home / 1,436,458.89-1,982,319.27-791,864.94

Finding the Fourth Proportional to 1,436,458.89, 1,982,319.27 and 791,864.94

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Solution

The fourth proportional to 1,436,458.89, 1,982,319.27 and 791,864.94 is: 1,092,776.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,458.89 : 1,982,319.27 = 791,864.94 : x
  2. Step 2: Convert to fraction form
    1,436,458.89/1,982,319.27 = 791,864.94/x
  3. Step 3: Cross multiply
    1,436,458.89x = 1,982,319.27 × 791,864.94
  4. Step 4: Simplify right side
    1,436,458.89x = 1,569,729,129,799.39
  5. Step 5: Solve for x
    x = 1,569,729,129,799.39/1,436,458.89
  6. Step 6: Final answer
    x = 1,092,776.93

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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.