Home / 1,081,434.32-1,491,883.32-699,584.24

Finding the Fourth Proportional to 1,081,434.32, 1,491,883.32 and 699,584.24

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Solution

The fourth proportional to 1,081,434.32, 1,491,883.32 and 699,584.24 is: 965,105.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,434.32 : 1,491,883.32 = 699,584.24 : x
  2. Step 2: Convert to fraction form
    1,081,434.32/1,491,883.32 = 699,584.24/x
  3. Step 3: Cross multiply
    1,081,434.32x = 1,491,883.32 × 699,584.24
  4. Step 4: Simplify right side
    1,081,434.32x = 1,043,698,058,590.88
  5. Step 5: Solve for x
    x = 1,043,698,058,590.88/1,081,434.32
  6. Step 6: Final answer
    x = 965,105.36

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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.