Home / 2,821,631.03-4,231,363.47-1,201,372.61

Finding the Fourth Proportional to 2,821,631.03, 4,231,363.47 and 1,201,372.61

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Solution

The fourth proportional to 2,821,631.03, 4,231,363.47 and 1,201,372.61 is: 1,801,597.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,631.03 : 4,231,363.47 = 1,201,372.61 : x
  2. Step 2: Convert to fraction form
    2,821,631.03/4,231,363.47 = 1,201,372.61/x
  3. Step 3: Cross multiply
    2,821,631.03x = 4,231,363.47 × 1,201,372.61
  4. Step 4: Simplify right side
    2,821,631.03x = 5,083,444,189,819.62
  5. Step 5: Solve for x
    x = 5,083,444,189,819.62/2,821,631.03
  6. Step 6: Final answer
    x = 1,801,597.78

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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.