Home / 1,436,228.54-1,981,905.27-791,613.26

Finding the Fourth Proportional to 1,436,228.54, 1,981,905.27 and 791,613.26

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Solution

The fourth proportional to 1,436,228.54, 1,981,905.27 and 791,613.26 is: 1,092,376.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,228.54 : 1,981,905.27 = 791,613.26 : x
  2. Step 2: Convert to fraction form
    1,436,228.54/1,981,905.27 = 791,613.26/x
  3. Step 3: Cross multiply
    1,436,228.54x = 1,981,905.27 × 791,613.26
  4. Step 4: Simplify right side
    1,436,228.54x = 1,568,902,491,795.88
  5. Step 5: Solve for x
    x = 1,568,902,491,795.88/1,436,228.54
  6. Step 6: Final answer
    x = 1,092,376.63

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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.