Home / 1,435,918.92-1,981,568.14-791,339.10

Finding the Fourth Proportional to 1,435,918.92, 1,981,568.14 and 791,339.10

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Solution

The fourth proportional to 1,435,918.92, 1,981,568.14 and 791,339.10 is: 1,092,047.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,918.92 : 1,981,568.14 = 791,339.10 : x
  2. Step 2: Convert to fraction form
    1,435,918.92/1,981,568.14 = 791,339.10/x
  3. Step 3: Cross multiply
    1,435,918.92x = 1,981,568.14 × 791,339.10
  4. Step 4: Simplify right side
    1,435,918.92x = 1,568,092,348,496.27
  5. Step 5: Solve for x
    x = 1,568,092,348,496.27/1,435,918.92
  6. Step 6: Final answer
    x = 1,092,047.97

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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.