Home / 1,267,006.86-1,748,469.78-694,067.40

Finding the Fourth Proportional to 1,267,006.86, 1,748,469.78 and 694,067.40

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Solution

The fourth proportional to 1,267,006.86, 1,748,469.78 and 694,067.40 is: 957,813.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,006.86 : 1,748,469.78 = 694,067.40 : x
  2. Step 2: Convert to fraction form
    1,267,006.86/1,748,469.78 = 694,067.40/x
  3. Step 3: Cross multiply
    1,267,006.86x = 1,748,469.78 × 694,067.40
  4. Step 4: Simplify right side
    1,267,006.86x = 1,213,555,874,183.17
  5. Step 5: Solve for x
    x = 1,213,555,874,183.17/1,267,006.86
  6. Step 6: Final answer
    x = 957,813.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.