Home / 1,192,514.76-1,645,520.68-806,170.58

Finding the Fourth Proportional to 1,192,514.76, 1,645,520.68 and 806,170.58

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Solution

The fourth proportional to 1,192,514.76, 1,645,520.68 and 806,170.58 is: 1,112,414.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,514.76 : 1,645,520.68 = 806,170.58 : x
  2. Step 2: Convert to fraction form
    1,192,514.76/1,645,520.68 = 806,170.58/x
  3. Step 3: Cross multiply
    1,192,514.76x = 1,645,520.68 × 806,170.58
  4. Step 4: Simplify right side
    1,192,514.76x = 1,326,570,360,997.59
  5. Step 5: Solve for x
    x = 1,326,570,360,997.59/1,192,514.76
  6. Step 6: Final answer
    x = 1,112,414.21

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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.