Home / 3,268,079.92-4,902,251.76-1,138,379.44

Finding the Fourth Proportional to 3,268,079.92, 4,902,251.76 and 1,138,379.44

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Solution

The fourth proportional to 3,268,079.92, 4,902,251.76 and 1,138,379.44 is: 1,707,615.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268,079.92 : 4,902,251.76 = 1,138,379.44 : x
  2. Step 2: Convert to fraction form
    3,268,079.92/4,902,251.76 = 1,138,379.44/x
  3. Step 3: Cross multiply
    3,268,079.92x = 4,902,251.76 × 1,138,379.44
  4. Step 4: Simplify right side
    3,268,079.92x = 5,580,622,613,287.81
  5. Step 5: Solve for x
    x = 5,580,622,613,287.81/3,268,079.92
  6. Step 6: Final answer
    x = 1,707,615.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.