Home / 1,023,321.21-1,411,747.61-750,915.78

Finding the Fourth Proportional to 1,023,321.21, 1,411,747.61 and 750,915.78

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Solution

The fourth proportional to 1,023,321.21, 1,411,747.61 and 750,915.78 is: 1,035,944.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,321.21 : 1,411,747.61 = 750,915.78 : x
  2. Step 2: Convert to fraction form
    1,023,321.21/1,411,747.61 = 750,915.78/x
  3. Step 3: Cross multiply
    1,023,321.21x = 1,411,747.61 × 750,915.78
  4. Step 4: Simplify right side
    1,023,321.21x = 1,060,103,557,726.29
  5. Step 5: Solve for x
    x = 1,060,103,557,726.29/1,023,321.21
  6. Step 6: Final answer
    x = 1,035,944.09

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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.