Home / 2,479,585.41-3,720,813.03-1,040,139.87

Finding the Fourth Proportional to 2,479,585.41, 3,720,813.03 and 1,040,139.87

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Solution

The fourth proportional to 2,479,585.41, 3,720,813.03 and 1,040,139.87 is: 1,560,811.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479,585.41 : 3,720,813.03 = 1,040,139.87 : x
  2. Step 2: Convert to fraction form
    2,479,585.41/3,720,813.03 = 1,040,139.87/x
  3. Step 3: Cross multiply
    2,479,585.41x = 3,720,813.03 × 1,040,139.87
  4. Step 4: Simplify right side
    2,479,585.41x = 3,870,165,981,318.51
  5. Step 5: Solve for x
    x = 3,870,165,981,318.51/2,479,585.41
  6. Step 6: Final answer
    x = 1,560,811.73

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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.