Home / 2,191,754.30-3,287,940.05-675,559.44

Finding the Fourth Proportional to 2,191,754.30, 3,287,940.05 and 675,559.44

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Solution

The fourth proportional to 2,191,754.30, 3,287,940.05 and 675,559.44 is: 1,013,434.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,754.30 : 3,287,940.05 = 675,559.44 : x
  2. Step 2: Convert to fraction form
    2,191,754.30/3,287,940.05 = 675,559.44/x
  3. Step 3: Cross multiply
    2,191,754.30x = 3,287,940.05 × 675,559.44
  4. Step 4: Simplify right side
    2,191,754.30x = 2,221,198,940,620.47
  5. Step 5: Solve for x
    x = 2,221,198,940,620.47/2,191,754.30
  6. Step 6: Final answer
    x = 1,013,434.28

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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.