Home / 1,436,088.74-1,981,814.52-791,510.58

Finding the Fourth Proportional to 1,436,088.74, 1,981,814.52 and 791,510.58

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Solution

The fourth proportional to 1,436,088.74, 1,981,814.52 and 791,510.58 is: 1,092,291.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,088.74 : 1,981,814.52 = 791,510.58 : x
  2. Step 2: Convert to fraction form
    1,436,088.74/1,981,814.52 = 791,510.58/x
  3. Step 3: Cross multiply
    1,436,088.74x = 1,981,814.52 × 791,510.58
  4. Step 4: Simplify right side
    1,436,088.74x = 1,568,627,160,177.62
  5. Step 5: Solve for x
    x = 1,568,627,160,177.62/1,436,088.74
  6. Step 6: Final answer
    x = 1,092,291.25

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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.