Home / 4,287,067.72-6,422,193.83-2,486,167.76

Finding the Fourth Proportional to 4,287,067.72, 6,422,193.83 and 2,486,167.76

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Solution

The fourth proportional to 4,287,067.72, 6,422,193.83 and 2,486,167.76 is: 3,724,375.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287,067.72 : 6,422,193.83 = 2,486,167.76 : x
  2. Step 2: Convert to fraction form
    4,287,067.72/6,422,193.83 = 2,486,167.76/x
  3. Step 3: Cross multiply
    4,287,067.72x = 6,422,193.83 × 2,486,167.76
  4. Step 4: Simplify right side
    4,287,067.72x = 15,966,651,270,887.82
  5. Step 5: Solve for x
    x = 15,966,651,270,887.82/4,287,067.72
  6. Step 6: Final answer
    x = 3,724,375.80

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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.