Home / 1,070,836.11-1,605,230.22-396,736.49

Finding the Fourth Proportional to 1,070,836.11, 1,605,230.22 and 396,736.49

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Solution

The fourth proportional to 1,070,836.11, 1,605,230.22 and 396,736.49 is: 594,725.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,836.11 : 1,605,230.22 = 396,736.49 : x
  2. Step 2: Convert to fraction form
    1,070,836.11/1,605,230.22 = 396,736.49/x
  3. Step 3: Cross multiply
    1,070,836.11x = 1,605,230.22 × 396,736.49
  4. Step 4: Simplify right side
    1,070,836.11x = 636,853,403,124.73
  5. Step 5: Solve for x
    x = 636,853,403,124.73/1,070,836.11
  6. Step 6: Final answer
    x = 594,725.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.