Home / 2,822,690.30-3,895,236.78-1,661,204.90

Finding the Fourth Proportional to 2,822,690.30, 3,895,236.78 and 1,661,204.90

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Solution

The fourth proportional to 2,822,690.30, 3,895,236.78 and 1,661,204.90 is: 2,292,418.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822,690.30 : 3,895,236.78 = 1,661,204.90 : x
  2. Step 2: Convert to fraction form
    2,822,690.30/3,895,236.78 = 1,661,204.90/x
  3. Step 3: Cross multiply
    2,822,690.30x = 3,895,236.78 × 1,661,204.90
  4. Step 4: Simplify right side
    2,822,690.30x = 6,470,786,425,596.22
  5. Step 5: Solve for x
    x = 6,470,786,425,596.22/2,822,690.30
  6. Step 6: Final answer
    x = 2,292,418.13

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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.