Home / 1,660,841.80-2,491,262.70-538,910.80

Finding the Fourth Proportional to 1,660,841.80, 2,491,262.70 and 538,910.80

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Solution

The fourth proportional to 1,660,841.80, 2,491,262.70 and 538,910.80 is: 808,366.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,841.80 : 2,491,262.70 = 538,910.80 : x
  2. Step 2: Convert to fraction form
    1,660,841.80/2,491,262.70 = 538,910.80/x
  3. Step 3: Cross multiply
    1,660,841.80x = 2,491,262.70 × 538,910.80
  4. Step 4: Simplify right side
    1,660,841.80x = 1,342,568,374,667.16
  5. Step 5: Solve for x
    x = 1,342,568,374,667.16/1,660,841.80
  6. Step 6: Final answer
    x = 808,366.20

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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.