Home / 1,132,951.82-1,563,493.45-616,720.55

Finding the Fourth Proportional to 1,132,951.82, 1,563,493.45 and 616,720.55

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Solution

The fourth proportional to 1,132,951.82, 1,563,493.45 and 616,720.55 is: 851,085.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,951.82 : 1,563,493.45 = 616,720.55 : x
  2. Step 2: Convert to fraction form
    1,132,951.82/1,563,493.45 = 616,720.55/x
  3. Step 3: Cross multiply
    1,132,951.82x = 1,563,493.45 × 616,720.55
  4. Step 4: Simplify right side
    1,132,951.82x = 964,238,542,772.33
  5. Step 5: Solve for x
    x = 964,238,542,772.33/1,132,951.82
  6. Step 6: Final answer
    x = 851,085.21

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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.