Home / 1,267,757.52-1,749,519.12-694,785.36

Finding the Fourth Proportional to 1,267,757.52, 1,749,519.12 and 694,785.36

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Solution

The fourth proportional to 1,267,757.52, 1,749,519.12 and 694,785.36 is: 958,811.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,757.52 : 1,749,519.12 = 694,785.36 : x
  2. Step 2: Convert to fraction form
    1,267,757.52/1,749,519.12 = 694,785.36/x
  3. Step 3: Cross multiply
    1,267,757.52x = 1,749,519.12 × 694,785.36
  4. Step 4: Simplify right side
    1,267,757.52x = 1,215,540,271,616.08
  5. Step 5: Solve for x
    x = 1,215,540,271,616.08/1,267,757.52
  6. Step 6: Final answer
    x = 958,811.33

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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.