Home / 3,718,696.92-5,131,586.16-2,086,951.92

Finding the Fourth Proportional to 3,718,696.92, 5,131,586.16 and 2,086,951.92

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Solution

The fourth proportional to 3,718,696.92, 5,131,586.16 and 2,086,951.92 is: 2,879,872.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718,696.92 : 5,131,586.16 = 2,086,951.92 : x
  2. Step 2: Convert to fraction form
    3,718,696.92/5,131,586.16 = 2,086,951.92/x
  3. Step 3: Cross multiply
    3,718,696.92x = 5,131,586.16 × 2,086,951.92
  4. Step 4: Simplify right side
    3,718,696.92x = 10,709,373,589,257.43
  5. Step 5: Solve for x
    x = 10,709,373,589,257.43/3,718,696.92
  6. Step 6: Final answer
    x = 2,879,872.66

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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.