Home / 3,882,860.52-5,824,290.81-1,187,185.80

Finding the Fourth Proportional to 3,882,860.52, 5,824,290.81 and 1,187,185.80

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Solution

The fourth proportional to 3,882,860.52, 5,824,290.81 and 1,187,185.80 is: 1,780,778.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882,860.52 : 5,824,290.81 = 1,187,185.80 : x
  2. Step 2: Convert to fraction form
    3,882,860.52/5,824,290.81 = 1,187,185.80/x
  3. Step 3: Cross multiply
    3,882,860.52x = 5,824,290.81 × 1,187,185.80
  4. Step 4: Simplify right side
    3,882,860.52x = 6,914,515,344,702.50
  5. Step 5: Solve for x
    x = 6,914,515,344,702.50/3,882,860.52
  6. Step 6: Final answer
    x = 1,780,778.71

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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.