Home / 3,053,144.72-4,579,198.68-809,509.52

Finding the Fourth Proportional to 3,053,144.72, 4,579,198.68 and 809,509.52

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Solution

The fourth proportional to 3,053,144.72, 4,579,198.68 and 809,509.52 is: 1,214,126.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053,144.72 : 4,579,198.68 = 809,509.52 : x
  2. Step 2: Convert to fraction form
    3,053,144.72/4,579,198.68 = 809,509.52/x
  3. Step 3: Cross multiply
    3,053,144.72x = 4,579,198.68 × 809,509.52
  4. Step 4: Simplify right side
    3,053,144.72x = 3,706,904,925,431.43
  5. Step 5: Solve for x
    x = 3,706,904,925,431.43/3,053,144.72
  6. Step 6: Final answer
    x = 1,214,126.83

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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.