Home / 2,667,723.70-3,998,863.95-1,317,810.10

Finding the Fourth Proportional to 2,667,723.70, 3,998,863.95 and 1,317,810.10

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Solution

The fourth proportional to 2,667,723.70, 3,998,863.95 and 1,317,810.10 is: 1,975,370.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,723.70 : 3,998,863.95 = 1,317,810.10 : x
  2. Step 2: Convert to fraction form
    2,667,723.70/3,998,863.95 = 1,317,810.10/x
  3. Step 3: Cross multiply
    2,667,723.70x = 3,998,863.95 × 1,317,810.10
  4. Step 4: Simplify right side
    2,667,723.70x = 5,269,743,301,835.90
  5. Step 5: Solve for x
    x = 5,269,743,301,835.90/2,667,723.70
  6. Step 6: Final answer
    x = 1,975,370.73

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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.