Home / 4,515,839.22-6,231,855.72-2,555,681.70

Finding the Fourth Proportional to 4,515,839.22, 6,231,855.72 and 2,555,681.70

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Solution

The fourth proportional to 4,515,839.22, 6,231,855.72 and 2,555,681.70 is: 3,526,839.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515,839.22 : 6,231,855.72 = 2,555,681.70 : x
  2. Step 2: Convert to fraction form
    4,515,839.22/6,231,855.72 = 2,555,681.70/x
  3. Step 3: Cross multiply
    4,515,839.22x = 6,231,855.72 × 2,555,681.70
  4. Step 4: Simplify right side
    4,515,839.22x = 15,926,639,620,644.32
  5. Step 5: Solve for x
    x = 15,926,639,620,644.32/4,515,839.22
  6. Step 6: Final answer
    x = 3,526,839.39

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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.