Home / 3,778,441.26-5,667,687.39-1,381,299.72

Finding the Fourth Proportional to 3,778,441.26, 5,667,687.39 and 1,381,299.72

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Solution

The fourth proportional to 3,778,441.26, 5,667,687.39 and 1,381,299.72 is: 2,071,958.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,441.26 : 5,667,687.39 = 1,381,299.72 : x
  2. Step 2: Convert to fraction form
    3,778,441.26/5,667,687.39 = 1,381,299.72/x
  3. Step 3: Cross multiply
    3,778,441.26x = 5,667,687.39 × 1,381,299.72
  4. Step 4: Simplify right side
    3,778,441.26x = 7,828,775,004,854.53
  5. Step 5: Solve for x
    x = 7,828,775,004,854.53/3,778,441.26
  6. Step 6: Final answer
    x = 2,071,958.90

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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.