Home / 1,436,335.14-1,982,156.04-791,778.42

Finding the Fourth Proportional to 1,436,335.14, 1,982,156.04 and 791,778.42

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Solution

The fourth proportional to 1,436,335.14, 1,982,156.04 and 791,778.42 is: 1,092,661.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,335.14 : 1,982,156.04 = 791,778.42 : x
  2. Step 2: Convert to fraction form
    1,436,335.14/1,982,156.04 = 791,778.42/x
  3. Step 3: Cross multiply
    1,436,335.14x = 1,982,156.04 × 791,778.42
  4. Step 4: Simplify right side
    1,436,335.14x = 1,569,428,377,544.66
  5. Step 5: Solve for x
    x = 1,569,428,377,544.66/1,436,335.14
  6. Step 6: Final answer
    x = 1,092,661.69

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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.