Home / 2,978,314.20-4,463,545.46-1,180,216.80

Finding the Fourth Proportional to 2,978,314.20, 4,463,545.46 and 1,180,216.80

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Solution

The fourth proportional to 2,978,314.20, 4,463,545.46 and 1,180,216.80 is: 1,768,769.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,978,314.20 : 4,463,545.46 = 1,180,216.80 : x
  2. Step 2: Convert to fraction form
    2,978,314.20/4,463,545.46 = 1,180,216.80/x
  3. Step 3: Cross multiply
    2,978,314.20x = 4,463,545.46 × 1,180,216.80
  4. Step 4: Simplify right side
    2,978,314.20x = 5,267,951,339,455.73
  5. Step 5: Solve for x
    x = 5,267,951,339,455.73/2,978,314.20
  6. Step 6: Final answer
    x = 1,768,769.51

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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.