Home / 2,838,144.08-3,919,896.98-2,067,209.57

Finding the Fourth Proportional to 2,838,144.08, 3,919,896.98 and 2,067,209.57

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Solution

The fourth proportional to 2,838,144.08, 3,919,896.98 and 2,067,209.57 is: 2,855,122.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838,144.08 : 3,919,896.98 = 2,067,209.57 : x
  2. Step 2: Convert to fraction form
    2,838,144.08/3,919,896.98 = 2,067,209.57/x
  3. Step 3: Cross multiply
    2,838,144.08x = 3,919,896.98 × 2,067,209.57
  4. Step 4: Simplify right side
    2,838,144.08x = 8,103,248,520,534.57
  5. Step 5: Solve for x
    x = 8,103,248,520,534.57/2,838,144.08
  6. Step 6: Final answer
    x = 2,855,122.33

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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.