Home / 3,511,973.32-5,267,958.62-987,628.44

Finding the Fourth Proportional to 3,511,973.32, 5,267,958.62 and 987,628.44

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Solution

The fourth proportional to 3,511,973.32, 5,267,958.62 and 987,628.44 is: 1,481,442.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511,973.32 : 5,267,958.62 = 987,628.44 : x
  2. Step 2: Convert to fraction form
    3,511,973.32/5,267,958.62 = 987,628.44/x
  3. Step 3: Cross multiply
    3,511,973.32x = 5,267,958.62 × 987,628.44
  4. Step 4: Simplify right side
    3,511,973.32x = 5,202,785,753,855.15
  5. Step 5: Solve for x
    x = 5,202,785,753,855.15/3,511,973.32
  6. Step 6: Final answer
    x = 1,481,442.28

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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.