Home / 1,223,338.14-1,835,007.21-381,961.98

Finding the Fourth Proportional to 1,223,338.14, 1,835,007.21 and 381,961.98

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Solution

The fourth proportional to 1,223,338.14, 1,835,007.21 and 381,961.98 is: 572,942.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,338.14 : 1,835,007.21 = 381,961.98 : x
  2. Step 2: Convert to fraction form
    1,223,338.14/1,835,007.21 = 381,961.98/x
  3. Step 3: Cross multiply
    1,223,338.14x = 1,835,007.21 × 381,961.98
  4. Step 4: Simplify right side
    1,223,338.14x = 700,902,987,245.88
  5. Step 5: Solve for x
    x = 700,902,987,245.88/1,223,338.14
  6. Step 6: Final answer
    x = 572,942.97

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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.