Home / 1,436,280.85-1,982,067.09-791,711.81

Finding the Fourth Proportional to 1,436,280.85, 1,982,067.09 and 791,711.81

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Solution

The fourth proportional to 1,436,280.85, 1,982,067.09 and 791,711.81 is: 1,092,562.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,280.85 : 1,982,067.09 = 791,711.81 : x
  2. Step 2: Convert to fraction form
    1,436,280.85/1,982,067.09 = 791,711.81/x
  3. Step 3: Cross multiply
    1,436,280.85x = 1,982,067.09 × 791,711.81
  4. Step 4: Simplify right side
    1,436,280.85x = 1,569,225,923,365.33
  5. Step 5: Solve for x
    x = 1,569,225,923,365.33/1,436,280.85
  6. Step 6: Final answer
    x = 1,092,562.03

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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.