Home / 1,092,625.20-1,640,906.10-1,057,195.80

Finding the Fourth Proportional to 1,092,625.20, 1,640,906.10 and 1,057,195.80

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Solution

The fourth proportional to 1,092,625.20, 1,640,906.10 and 1,057,195.80 is: 1,587,698.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,625.20 : 1,640,906.10 = 1,057,195.80 : x
  2. Step 2: Convert to fraction form
    1,092,625.20/1,640,906.10 = 1,057,195.80/x
  3. Step 3: Cross multiply
    1,092,625.20x = 1,640,906.10 × 1,057,195.80
  4. Step 4: Simplify right side
    1,092,625.20x = 1,734,759,037,114.38
  5. Step 5: Solve for x
    x = 1,734,759,037,114.38/1,092,625.20
  6. Step 6: Final answer
    x = 1,587,698.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.