Home / 3,511,464.32-5,267,196.52-987,119.57

Finding the Fourth Proportional to 3,511,464.32, 5,267,196.52 and 987,119.57

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Solution

The fourth proportional to 3,511,464.32, 5,267,196.52 and 987,119.57 is: 1,480,679.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511,464.32 : 5,267,196.52 = 987,119.57 : x
  2. Step 2: Convert to fraction form
    3,511,464.32/5,267,196.52 = 987,119.57/x
  3. Step 3: Cross multiply
    3,511,464.32x = 5,267,196.52 × 987,119.57
  4. Step 4: Simplify right side
    3,511,464.32x = 5,199,352,774,628.09
  5. Step 5: Solve for x
    x = 5,199,352,774,628.09/3,511,464.32
  6. Step 6: Final answer
    x = 1,480,679.37

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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.