Home / 2,753,047.36-4,128,286.78-1,047,508.12

Finding the Fourth Proportional to 2,753,047.36, 4,128,286.78 and 1,047,508.12

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Solution

The fourth proportional to 2,753,047.36, 4,128,286.78 and 1,047,508.12 is: 1,570,773.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,047.36 : 4,128,286.78 = 1,047,508.12 : x
  2. Step 2: Convert to fraction form
    2,753,047.36/4,128,286.78 = 1,047,508.12/x
  3. Step 3: Cross multiply
    2,753,047.36x = 4,128,286.78 × 1,047,508.12
  4. Step 4: Simplify right side
    2,753,047.36x = 4,324,413,914,727.32
  5. Step 5: Solve for x
    x = 4,324,413,914,727.32/2,753,047.36
  6. Step 6: Final answer
    x = 1,570,773.53

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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.