Home / 2,183,629.20-3,275,443.80-763,213.20

Finding the Fourth Proportional to 2,183,629.20, 3,275,443.80 and 763,213.20

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Solution

The fourth proportional to 2,183,629.20, 3,275,443.80 and 763,213.20 is: 1,144,819.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,629.20 : 3,275,443.80 = 763,213.20 : x
  2. Step 2: Convert to fraction form
    2,183,629.20/3,275,443.80 = 763,213.20/x
  3. Step 3: Cross multiply
    2,183,629.20x = 3,275,443.80 × 763,213.20
  4. Step 4: Simplify right side
    2,183,629.20x = 2,499,861,944,018.16
  5. Step 5: Solve for x
    x = 2,499,861,944,018.16/2,183,629.20
  6. Step 6: Final answer
    x = 1,144,819.80

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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.