Home / 2,285,800.76-3,428,887.88-1,147,977.78

Finding the Fourth Proportional to 2,285,800.76, 3,428,887.88 and 1,147,977.78

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Solution

The fourth proportional to 2,285,800.76, 3,428,887.88 and 1,147,977.78 is: 1,722,060.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285,800.76 : 3,428,887.88 = 1,147,977.78 : x
  2. Step 2: Convert to fraction form
    2,285,800.76/3,428,887.88 = 1,147,977.78/x
  3. Step 3: Cross multiply
    2,285,800.76x = 3,428,887.88 × 1,147,977.78
  4. Step 4: Simplify right side
    2,285,800.76x = 3,936,287,105,650.42
  5. Step 5: Solve for x
    x = 3,936,287,105,650.42/2,285,800.76
  6. Step 6: Final answer
    x = 1,722,060.46

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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.