Home / 1,436,091.59-1,981,815.75-791,511.76

Finding the Fourth Proportional to 1,436,091.59, 1,981,815.75 and 791,511.76

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Solution

The fourth proportional to 1,436,091.59, 1,981,815.75 and 791,511.76 is: 1,092,291.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,091.59 : 1,981,815.75 = 791,511.76 : x
  2. Step 2: Convert to fraction form
    1,436,091.59/1,981,815.75 = 791,511.76/x
  3. Step 3: Cross multiply
    1,436,091.59x = 1,981,815.75 × 791,511.76
  4. Step 4: Simplify right side
    1,436,091.59x = 1,568,630,472,278.22
  5. Step 5: Solve for x
    x = 1,568,630,472,278.22/1,436,091.59
  6. Step 6: Final answer
    x = 1,092,291.39

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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.