Home / 2,193,183.17-3,289,819.88-676,867.05

Finding the Fourth Proportional to 2,193,183.17, 3,289,819.88 and 676,867.05

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Solution

The fourth proportional to 2,193,183.17, 3,289,819.88 and 676,867.05 is: 1,015,314.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,183.17 : 3,289,819.88 = 676,867.05 : x
  2. Step 2: Convert to fraction form
    2,193,183.17/3,289,819.88 = 676,867.05/x
  3. Step 3: Cross multiply
    2,193,183.17x = 3,289,819.88 × 676,867.05
  4. Step 4: Simplify right side
    2,193,183.17x = 2,226,770,678,899.12
  5. Step 5: Solve for x
    x = 2,226,770,678,899.12/2,193,183.17
  6. Step 6: Final answer
    x = 1,015,314.50

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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.