Home / 2,029.43-2,799.17-1,319.97

Finding the Fourth Proportional to 2,029.43, 2,799.17 and 1,319.97

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Solution

The fourth proportional to 2,029.43, 2,799.17 and 1,319.97 is: 1,820.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.43 : 2,799.17 = 1,319.97 : x
  2. Step 2: Convert to fraction form
    2,029.43/2,799.17 = 1,319.97/x
  3. Step 3: Cross multiply
    2,029.43x = 2,799.17 × 1,319.97
  4. Step 4: Simplify right side
    2,029.43x = 3,694,813.83
  5. Step 5: Solve for x
    x = 3,694,813.83/2,029.43
  6. Step 6: Final answer
    x = 1,820.62

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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.