Home / 3,511,665.96-5,267,499.12-987,321.12

Finding the Fourth Proportional to 3,511,665.96, 5,267,499.12 and 987,321.12

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Solution

The fourth proportional to 3,511,665.96, 5,267,499.12 and 987,321.12 is: 1,480,981.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511,665.96 : 5,267,499.12 = 987,321.12 : x
  2. Step 2: Convert to fraction form
    3,511,665.96/5,267,499.12 = 987,321.12/x
  3. Step 3: Cross multiply
    3,511,665.96x = 5,267,499.12 × 987,321.12
  4. Step 4: Simplify right side
    3,511,665.96x = 5,200,713,130,757.41
  5. Step 5: Solve for x
    x = 5,200,713,130,757.41/3,511,665.96
  6. Step 6: Final answer
    x = 1,480,981.73

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Similar ratio
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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.