Home / 1,383,455.80-2,073,239.70-1,099,631.80

Finding the Fourth Proportional to 1,383,455.80, 2,073,239.70 and 1,099,631.80

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Solution

The fourth proportional to 1,383,455.80, 2,073,239.70 and 1,099,631.80 is: 1,647,902.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,455.80 : 2,073,239.70 = 1,099,631.80 : x
  2. Step 2: Convert to fraction form
    1,383,455.80/2,073,239.70 = 1,099,631.80/x
  3. Step 3: Cross multiply
    1,383,455.80x = 2,073,239.70 × 1,099,631.80
  4. Step 4: Simplify right side
    1,383,455.80x = 2,279,800,303,142.46
  5. Step 5: Solve for x
    x = 2,279,800,303,142.46/1,383,455.80
  6. Step 6: Final answer
    x = 1,647,902.52

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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.