Home / 1,110,611.40-1,665,917.10-269,163.15

Finding the Fourth Proportional to 1,110,611.40, 1,665,917.10 and 269,163.15

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Solution

The fourth proportional to 1,110,611.40, 1,665,917.10 and 269,163.15 is: 403,744.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,611.40 : 1,665,917.10 = 269,163.15 : x
  2. Step 2: Convert to fraction form
    1,110,611.40/1,665,917.10 = 269,163.15/x
  3. Step 3: Cross multiply
    1,110,611.40x = 1,665,917.10 × 269,163.15
  4. Step 4: Simplify right side
    1,110,611.40x = 448,403,494,274.87
  5. Step 5: Solve for x
    x = 448,403,494,274.87/1,110,611.40
  6. Step 6: Final answer
    x = 403,744.73

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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.