Home / 3,412,474.92-4,709,247.57-1,942,311.71

Finding the Fourth Proportional to 3,412,474.92, 4,709,247.57 and 1,942,311.71

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Solution

The fourth proportional to 3,412,474.92, 4,709,247.57 and 1,942,311.71 is: 2,680,408.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412,474.92 : 4,709,247.57 = 1,942,311.71 : x
  2. Step 2: Convert to fraction form
    3,412,474.92/4,709,247.57 = 1,942,311.71/x
  3. Step 3: Cross multiply
    3,412,474.92x = 4,709,247.57 × 1,942,311.71
  4. Step 4: Simplify right side
    3,412,474.92x = 9,146,826,700,500.05
  5. Step 5: Solve for x
    x = 9,146,826,700,500.05/3,412,474.92
  6. Step 6: Final answer
    x = 2,680,408.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.