Home / 1,998,540-2,757,985.20-1,093,122

Finding the Fourth Proportional to 1,998,540, 2,757,985.20 and 1,093,122

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Solution

The fourth proportional to 1,998,540, 2,757,985.20 and 1,093,122 is: 1,508,508.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,540 : 2,757,985.20 = 1,093,122 : x
  2. Step 2: Convert to fraction form
    1,998,540/2,757,985.20 = 1,093,122/x
  3. Step 3: Cross multiply
    1,998,540x = 2,757,985.20 × 1,093,122
  4. Step 4: Simplify right side
    1,998,540x = 3,014,814,297,794.40
  5. Step 5: Solve for x
    x = 3,014,814,297,794.40/1,998,540
  6. Step 6: Final answer
    x = 1,508,508.36

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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.