Home / 3,511,391.67-5,267,087.40-987,046.92

Finding the Fourth Proportional to 3,511,391.67, 5,267,087.40 and 987,046.92

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Solution

The fourth proportional to 3,511,391.67, 5,267,087.40 and 987,046.92 is: 1,480,570.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511,391.67 : 5,267,087.40 = 987,046.92 : x
  2. Step 2: Convert to fraction form
    3,511,391.67/5,267,087.40 = 987,046.92/x
  3. Step 3: Cross multiply
    3,511,391.67x = 5,267,087.40 × 987,046.92
  4. Step 4: Simplify right side
    3,511,391.67x = 5,198,862,395,540.81
  5. Step 5: Solve for x
    x = 5,198,862,395,540.81/3,511,391.67
  6. Step 6: Final answer
    x = 1,480,570.35

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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.