Home / 1,587,519.62-2,190,517.38-934,695.78

Finding the Fourth Proportional to 1,587,519.62, 2,190,517.38 and 934,695.78

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Solution

The fourth proportional to 1,587,519.62, 2,190,517.38 and 934,695.78 is: 1,289,727.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,519.62 : 2,190,517.38 = 934,695.78 : x
  2. Step 2: Convert to fraction form
    1,587,519.62/2,190,517.38 = 934,695.78/x
  3. Step 3: Cross multiply
    1,587,519.62x = 2,190,517.38 × 934,695.78
  4. Step 4: Simplify right side
    1,587,519.62x = 2,047,467,335,476.59
  5. Step 5: Solve for x
    x = 2,047,467,335,476.59/1,587,519.62
  6. Step 6: Final answer
    x = 1,289,727.26

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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.