Home / 1,067,996.43-1,601,745.45-309,634.37

Finding the Fourth Proportional to 1,067,996.43, 1,601,745.45 and 309,634.37

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Solution

The fourth proportional to 1,067,996.43, 1,601,745.45 and 309,634.37 is: 464,379.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,996.43 : 1,601,745.45 = 309,634.37 : x
  2. Step 2: Convert to fraction form
    1,067,996.43/1,601,745.45 = 309,634.37/x
  3. Step 3: Cross multiply
    1,067,996.43x = 1,601,745.45 × 309,634.37
  4. Step 4: Simplify right side
    1,067,996.43x = 495,955,440,147.81
  5. Step 5: Solve for x
    x = 495,955,440,147.81/1,067,996.43
  6. Step 6: Final answer
    x = 464,379.31

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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.