Home / 1,408,872.26-1,944,243.72-805,273.22

Finding the Fourth Proportional to 1,408,872.26, 1,944,243.72 and 805,273.22

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Solution

The fourth proportional to 1,408,872.26, 1,944,243.72 and 805,273.22 is: 1,111,277.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,872.26 : 1,944,243.72 = 805,273.22 : x
  2. Step 2: Convert to fraction form
    1,408,872.26/1,944,243.72 = 805,273.22/x
  3. Step 3: Cross multiply
    1,408,872.26x = 1,944,243.72 × 805,273.22
  4. Step 4: Simplify right side
    1,408,872.26x = 1,565,647,400,869.18
  5. Step 5: Solve for x
    x = 1,565,647,400,869.18/1,408,872.26
  6. Step 6: Final answer
    x = 1,111,277.04

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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.