Home / 1,436,531.54-1,982,427.09-791,974.85

Finding the Fourth Proportional to 1,436,531.54, 1,982,427.09 and 791,974.85

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Solution

The fourth proportional to 1,436,531.54, 1,982,427.09 and 791,974.85 is: 1,092,932.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,531.54 : 1,982,427.09 = 791,974.85 : x
  2. Step 2: Convert to fraction form
    1,436,531.54/1,982,427.09 = 791,974.85/x
  3. Step 3: Cross multiply
    1,436,531.54x = 1,982,427.09 × 791,974.85
  4. Step 4: Simplify right side
    1,436,531.54x = 1,570,032,397,238.69
  5. Step 5: Solve for x
    x = 1,570,032,397,238.69/1,436,531.54
  6. Step 6: Final answer
    x = 1,092,932.77

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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.