Home / 2,179,610.97-3,008,279.66-1,443,266.54

Finding the Fourth Proportional to 2,179,610.97, 3,008,279.66 and 1,443,266.54

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Solution

The fourth proportional to 2,179,610.97, 3,008,279.66 and 1,443,266.54 is: 1,991,983.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,610.97 : 3,008,279.66 = 1,443,266.54 : x
  2. Step 2: Convert to fraction form
    2,179,610.97/3,008,279.66 = 1,443,266.54/x
  3. Step 3: Cross multiply
    2,179,610.97x = 3,008,279.66 × 1,443,266.54
  4. Step 4: Simplify right side
    2,179,610.97x = 4,341,749,353,982.85
  5. Step 5: Solve for x
    x = 4,341,749,353,982.85/2,179,610.97
  6. Step 6: Final answer
    x = 1,991,983.62

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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.