Home / 2,854,155.20-4,279,986.92-1,079,983.04

Finding the Fourth Proportional to 2,854,155.20, 4,279,986.92 and 1,079,983.04

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Solution

The fourth proportional to 2,854,155.20, 4,279,986.92 and 1,079,983.04 is: 1,619,503.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,155.20 : 4,279,986.92 = 1,079,983.04 : x
  2. Step 2: Convert to fraction form
    2,854,155.20/4,279,986.92 = 1,079,983.04/x
  3. Step 3: Cross multiply
    2,854,155.20x = 4,279,986.92 × 1,079,983.04
  4. Step 4: Simplify right side
    2,854,155.20x = 4,622,313,285,021.84
  5. Step 5: Solve for x
    x = 4,622,313,285,021.84/2,854,155.20
  6. Step 6: Final answer
    x = 1,619,503.13

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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.