Home / 3,313,278.20-4,969,917.30-1,872,482.60

Finding the Fourth Proportional to 3,313,278.20, 4,969,917.30 and 1,872,482.60

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Solution

The fourth proportional to 3,313,278.20, 4,969,917.30 and 1,872,482.60 is: 2,808,723.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313,278.20 : 4,969,917.30 = 1,872,482.60 : x
  2. Step 2: Convert to fraction form
    3,313,278.20/4,969,917.30 = 1,872,482.60/x
  3. Step 3: Cross multiply
    3,313,278.20x = 4,969,917.30 × 1,872,482.60
  4. Step 4: Simplify right side
    3,313,278.20x = 9,306,083,667,688.98
  5. Step 5: Solve for x
    x = 9,306,083,667,688.98/3,313,278.20
  6. Step 6: Final answer
    x = 2,808,723.90

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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.