Home / 3,613,361.92-4,986,464.07-1,981,780.94

Finding the Fourth Proportional to 3,613,361.92, 4,986,464.07 and 1,981,780.94

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Solution

The fourth proportional to 3,613,361.92, 4,986,464.07 and 1,981,780.94 is: 2,734,871.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613,361.92 : 4,986,464.07 = 1,981,780.94 : x
  2. Step 2: Convert to fraction form
    3,613,361.92/4,986,464.07 = 1,981,780.94/x
  3. Step 3: Cross multiply
    3,613,361.92x = 4,986,464.07 × 1,981,780.94
  4. Step 4: Simplify right side
    3,613,361.92x = 9,882,079,471,818.66
  5. Step 5: Solve for x
    x = 9,882,079,471,818.66/3,613,361.92
  6. Step 6: Final answer
    x = 2,734,871.21

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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.