Home / 1,629,629.80-2,443,472.70-998,996.20

Finding the Fourth Proportional to 1,629,629.80, 2,443,472.70 and 998,996.20

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Solution

The fourth proportional to 1,629,629.80, 2,443,472.70 and 998,996.20 is: 1,497,898.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,629.80 : 2,443,472.70 = 998,996.20 : x
  2. Step 2: Convert to fraction form
    1,629,629.80/2,443,472.70 = 998,996.20/x
  3. Step 3: Cross multiply
    1,629,629.80x = 2,443,472.70 × 998,996.20
  4. Step 4: Simplify right side
    1,629,629.80x = 2,441,019,942,103.74
  5. Step 5: Solve for x
    x = 2,441,019,942,103.74/1,629,629.80
  6. Step 6: Final answer
    x = 1,497,898.44

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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.