Home / 3,508,963.97-4,842,100.01-1,981,221.89

Finding the Fourth Proportional to 3,508,963.97, 4,842,100.01 and 1,981,221.89

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Solution

The fourth proportional to 3,508,963.97, 4,842,100.01 and 1,981,221.89 is: 2,733,933.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508,963.97 : 4,842,100.01 = 1,981,221.89 : x
  2. Step 2: Convert to fraction form
    3,508,963.97/4,842,100.01 = 1,981,221.89/x
  3. Step 3: Cross multiply
    3,508,963.97x = 4,842,100.01 × 1,981,221.89
  4. Step 4: Simplify right side
    3,508,963.97x = 9,593,274,514,123.77
  5. Step 5: Solve for x
    x = 9,593,274,514,123.77/3,508,963.97
  6. Step 6: Final answer
    x = 2,733,933.61

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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.