Home / 3,613,362.92-4,986,465.45-1,981,781.94

Finding the Fourth Proportional to 3,613,362.92, 4,986,465.45 and 1,981,781.94

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Solution

The fourth proportional to 3,613,362.92, 4,986,465.45 and 1,981,781.94 is: 2,734,872.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613,362.92 : 4,986,465.45 = 1,981,781.94 : x
  2. Step 2: Convert to fraction form
    3,613,362.92/4,986,465.45 = 1,981,781.94/x
  3. Step 3: Cross multiply
    3,613,362.92x = 4,986,465.45 × 1,981,781.94
  4. Step 4: Simplify right side
    3,613,362.92x = 9,882,087,173,243.97
  5. Step 5: Solve for x
    x = 9,882,087,173,243.97/3,613,362.92
  6. Step 6: Final answer
    x = 2,734,872.58

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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.