Home / 3,512,076.98-5,268,116.07-987,732.23

Finding the Fourth Proportional to 3,512,076.98, 5,268,116.07 and 987,732.23

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Solution

The fourth proportional to 3,512,076.98, 5,268,116.07 and 987,732.23 is: 1,481,598.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512,076.98 : 5,268,116.07 = 987,732.23 : x
  2. Step 2: Convert to fraction form
    3,512,076.98/5,268,116.07 = 987,732.23/x
  3. Step 3: Cross multiply
    3,512,076.98x = 5,268,116.07 × 987,732.23
  4. Step 4: Simplify right side
    3,512,076.98x = 5,203,488,007,379.36
  5. Step 5: Solve for x
    x = 5,203,488,007,379.36/3,512,076.98
  6. Step 6: Final answer
    x = 1,481,598.51

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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.