Home / 3,198,936.72-4,798,405.09-1,069,020.83

Finding the Fourth Proportional to 3,198,936.72, 4,798,405.09 and 1,069,020.83

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Solution

The fourth proportional to 3,198,936.72, 4,798,405.09 and 1,069,020.83 is: 1,603,531.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198,936.72 : 4,798,405.09 = 1,069,020.83 : x
  2. Step 2: Convert to fraction form
    3,198,936.72/4,798,405.09 = 1,069,020.83/x
  3. Step 3: Cross multiply
    3,198,936.72x = 4,798,405.09 × 1,069,020.83
  4. Step 4: Simplify right side
    3,198,936.72x = 5,129,595,016,753.06
  5. Step 5: Solve for x
    x = 5,129,595,016,753.06/3,198,936.72
  6. Step 6: Final answer
    x = 1,603,531.26

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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.