Home / 2,067,307.76-3,100,961.67-647,474.96

Finding the Fourth Proportional to 2,067,307.76, 3,100,961.67 and 647,474.96

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Solution

The fourth proportional to 2,067,307.76, 3,100,961.67 and 647,474.96 is: 971,212.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067,307.76 : 3,100,961.67 = 647,474.96 : x
  2. Step 2: Convert to fraction form
    2,067,307.76/3,100,961.67 = 647,474.96/x
  3. Step 3: Cross multiply
    2,067,307.76x = 3,100,961.67 × 647,474.96
  4. Step 4: Simplify right side
    2,067,307.76x = 2,007,795,033,244.78
  5. Step 5: Solve for x
    x = 2,007,795,033,244.78/2,067,307.76
  6. Step 6: Final answer
    x = 971,212.45

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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.