Home / 1,435,918.41-1,981,557.45-791,339.13

Finding the Fourth Proportional to 1,435,918.41, 1,981,557.45 and 791,339.13

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Solution

The fourth proportional to 1,435,918.41, 1,981,557.45 and 791,339.13 is: 1,092,042.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,918.41 : 1,981,557.45 = 791,339.13 : x
  2. Step 2: Convert to fraction form
    1,435,918.41/1,981,557.45 = 791,339.13/x
  3. Step 3: Cross multiply
    1,435,918.41x = 1,981,557.45 × 791,339.13
  4. Step 4: Simplify right side
    1,435,918.41x = 1,568,083,948,528.02
  5. Step 5: Solve for x
    x = 1,568,083,948,528.02/1,435,918.41
  6. Step 6: Final answer
    x = 1,092,042.51

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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.