Home / 1,481.22-2,044.62-1,011.54

Finding the Fourth Proportional to 1,481.22, 2,044.62 and 1,011.54

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Solution

The fourth proportional to 1,481.22, 2,044.62 and 1,011.54 is: 1,396.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481.22 : 2,044.62 = 1,011.54 : x
  2. Step 2: Convert to fraction form
    1,481.22/2,044.62 = 1,011.54/x
  3. Step 3: Cross multiply
    1,481.22x = 2,044.62 × 1,011.54
  4. Step 4: Simplify right side
    1,481.22x = 2,068,214.91
  5. Step 5: Solve for x
    x = 2,068,214.91/1,481.22
  6. Step 6: Final answer
    x = 1,396.29

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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.