Home / 1,542,855.72-2,129,093.82-854,500.26

Finding the Fourth Proportional to 1,542,855.72, 2,129,093.82 and 854,500.26

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Solution

The fourth proportional to 1,542,855.72, 2,129,093.82 and 854,500.26 is: 1,179,184.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,855.72 : 2,129,093.82 = 854,500.26 : x
  2. Step 2: Convert to fraction form
    1,542,855.72/2,129,093.82 = 854,500.26/x
  3. Step 3: Cross multiply
    1,542,855.72x = 2,129,093.82 × 854,500.26
  4. Step 4: Simplify right side
    1,542,855.72x = 1,819,311,222,754.39
  5. Step 5: Solve for x
    x = 1,819,311,222,754.39/1,542,855.72
  6. Step 6: Final answer
    x = 1,179,184.29

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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.