Home / 1,003,287.40-1,384,481.38-550,542.44

Finding the Fourth Proportional to 1,003,287.40, 1,384,481.38 and 550,542.44

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Solution

The fourth proportional to 1,003,287.40, 1,384,481.38 and 550,542.44 is: 759,718.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,287.40 : 1,384,481.38 = 550,542.44 : x
  2. Step 2: Convert to fraction form
    1,003,287.40/1,384,481.38 = 550,542.44/x
  3. Step 3: Cross multiply
    1,003,287.40x = 1,384,481.38 × 550,542.44
  4. Step 4: Simplify right side
    1,003,287.40x = 762,215,757,079.77
  5. Step 5: Solve for x
    x = 762,215,757,079.77/1,003,287.40
  6. Step 6: Final answer
    x = 759,718.26

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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.