Home / 2,857,282.92-3,942,923.94-1,568,125.80

Finding the Fourth Proportional to 2,857,282.92, 3,942,923.94 and 1,568,125.80

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Solution

The fourth proportional to 2,857,282.92, 3,942,923.94 and 1,568,125.80 is: 2,163,944.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,282.92 : 3,942,923.94 = 1,568,125.80 : x
  2. Step 2: Convert to fraction form
    2,857,282.92/3,942,923.94 = 1,568,125.80/x
  3. Step 3: Cross multiply
    2,857,282.92x = 3,942,923.94 × 1,568,125.80
  4. Step 4: Simplify right side
    2,857,282.92x = 6,183,000,757,751.65
  5. Step 5: Solve for x
    x = 6,183,000,757,751.65/2,857,282.92
  6. Step 6: Final answer
    x = 2,163,944.18

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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.