Home / 2,042.11-2,818.09-1,110.61

Finding the Fourth Proportional to 2,042.11, 2,818.09 and 1,110.61

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Solution

The fourth proportional to 2,042.11, 2,818.09 and 1,110.61 is: 1,532.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042.11 : 2,818.09 = 1,110.61 : x
  2. Step 2: Convert to fraction form
    2,042.11/2,818.09 = 1,110.61/x
  3. Step 3: Cross multiply
    2,042.11x = 2,818.09 × 1,110.61
  4. Step 4: Simplify right side
    2,042.11x = 3,129,798.93
  5. Step 5: Solve for x
    x = 3,129,798.93/2,042.11
  6. Step 6: Final answer
    x = 1,532.63

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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.