Home / 2,198,917.80-3,295,752.30-919,522.80

Finding the Fourth Proportional to 2,198,917.80, 3,295,752.30 and 919,522.80

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Solution

The fourth proportional to 2,198,917.80, 3,295,752.30 and 919,522.80 is: 1,378,186.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,917.80 : 3,295,752.30 = 919,522.80 : x
  2. Step 2: Convert to fraction form
    2,198,917.80/3,295,752.30 = 919,522.80/x
  3. Step 3: Cross multiply
    2,198,917.80x = 3,295,752.30 × 919,522.80
  4. Step 4: Simplify right side
    2,198,917.80x = 3,030,519,383,002.44
  5. Step 5: Solve for x
    x = 3,030,519,383,002.44/2,198,917.80
  6. Step 6: Final answer
    x = 1,378,186.75

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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.