Home / 2,568,928.72-3,853,934.16-971,456.44

Finding the Fourth Proportional to 2,568,928.72, 3,853,934.16 and 971,456.44

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Solution

The fourth proportional to 2,568,928.72, 3,853,934.16 and 971,456.44 is: 1,457,389.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568,928.72 : 3,853,934.16 = 971,456.44 : x
  2. Step 2: Convert to fraction form
    2,568,928.72/3,853,934.16 = 971,456.44/x
  3. Step 3: Cross multiply
    2,568,928.72x = 3,853,934.16 × 971,456.44
  4. Step 4: Simplify right side
    2,568,928.72x = 3,743,929,159,067.99
  5. Step 5: Solve for x
    x = 3,743,929,159,067.99/2,568,928.72
  6. Step 6: Final answer
    x = 1,457,389.27

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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.