Home / 2,158,650.12-2,979,287.22-1,253,757

Finding the Fourth Proportional to 2,158,650.12, 2,979,287.22 and 1,253,757

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Solution

The fourth proportional to 2,158,650.12, 2,979,287.22 and 1,253,757 is: 1,730,387.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,650.12 : 2,979,287.22 = 1,253,757 : x
  2. Step 2: Convert to fraction form
    2,158,650.12/2,979,287.22 = 1,253,757/x
  3. Step 3: Cross multiply
    2,158,650.12x = 2,979,287.22 × 1,253,757
  4. Step 4: Simplify right side
    2,158,650.12x = 3,735,302,207,085.54
  5. Step 5: Solve for x
    x = 3,735,302,207,085.54/2,158,650.12
  6. Step 6: Final answer
    x = 1,730,387.97

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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.