Home / 2,825,893.12-3,899,758.62-1,536,745.72

Finding the Fourth Proportional to 2,825,893.12, 3,899,758.62 and 1,536,745.72

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Solution

The fourth proportional to 2,825,893.12, 3,899,758.62 and 1,536,745.72 is: 2,120,723.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,893.12 : 3,899,758.62 = 1,536,745.72 : x
  2. Step 2: Convert to fraction form
    2,825,893.12/3,899,758.62 = 1,536,745.72/x
  3. Step 3: Cross multiply
    2,825,893.12x = 3,899,758.62 × 1,536,745.72
  4. Step 4: Simplify right side
    2,825,893.12x = 5,992,937,368,318.11
  5. Step 5: Solve for x
    x = 5,992,937,368,318.11/2,825,893.12
  6. Step 6: Final answer
    x = 2,120,723.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.