Home / 1,110,612.15-1,665,918.21-269,163.90

Finding the Fourth Proportional to 1,110,612.15, 1,665,918.21 and 269,163.90

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Solution

The fourth proportional to 1,110,612.15, 1,665,918.21 and 269,163.90 is: 403,745.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,612.15 : 1,665,918.21 = 269,163.90 : x
  2. Step 2: Convert to fraction form
    1,110,612.15/1,665,918.21 = 269,163.90/x
  3. Step 3: Cross multiply
    1,110,612.15x = 1,665,918.21 × 269,163.90
  4. Step 4: Simplify right side
    1,110,612.15x = 448,405,042,484.62
  5. Step 5: Solve for x
    x = 448,405,042,484.62/1,110,612.15
  6. Step 6: Final answer
    x = 403,745.85

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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.