Home / 2,682,029.40-4,027,709.70-1,422,317.40

Finding the Fourth Proportional to 2,682,029.40, 4,027,709.70 and 1,422,317.40

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Solution

The fourth proportional to 2,682,029.40, 4,027,709.70 and 1,422,317.40 is: 2,135,950.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,029.40 : 4,027,709.70 = 1,422,317.40 : x
  2. Step 2: Convert to fraction form
    2,682,029.40/4,027,709.70 = 1,422,317.40/x
  3. Step 3: Cross multiply
    2,682,029.40x = 4,027,709.70 × 1,422,317.40
  4. Step 4: Simplify right side
    2,682,029.40x = 5,728,681,588,458.78
  5. Step 5: Solve for x
    x = 5,728,681,588,458.78/2,682,029.40
  6. Step 6: Final answer
    x = 2,135,950.33

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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.