Home / 2,588,996.20-3,882,111.90-1,091,396.20

Finding the Fourth Proportional to 2,588,996.20, 3,882,111.90 and 1,091,396.20

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Solution

The fourth proportional to 2,588,996.20, 3,882,111.90 and 1,091,396.20 is: 1,636,511.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,996.20 : 3,882,111.90 = 1,091,396.20 : x
  2. Step 2: Convert to fraction form
    2,588,996.20/3,882,111.90 = 1,091,396.20/x
  3. Step 3: Cross multiply
    2,588,996.20x = 3,882,111.90 × 1,091,396.20
  4. Step 4: Simplify right side
    2,588,996.20x = 4,236,922,175,634.78
  5. Step 5: Solve for x
    x = 4,236,922,175,634.78/2,588,996.20
  6. Step 6: Final answer
    x = 1,636,511.55

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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.