Home / 2,587,999.22-3,571,704.68-1,555,841.15

Finding the Fourth Proportional to 2,587,999.22, 3,571,704.68 and 1,555,841.15

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Solution

The fourth proportional to 2,587,999.22, 3,571,704.68 and 1,555,841.15 is: 2,147,220.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,999.22 : 3,571,704.68 = 1,555,841.15 : x
  2. Step 2: Convert to fraction form
    2,587,999.22/3,571,704.68 = 1,555,841.15/x
  3. Step 3: Cross multiply
    2,587,999.22x = 3,571,704.68 × 1,555,841.15
  4. Step 4: Simplify right side
    2,587,999.22x = 5,557,005,116,791.58
  5. Step 5: Solve for x
    x = 5,557,005,116,791.58/2,587,999.22
  6. Step 6: Final answer
    x = 2,147,220.55

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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.