Home / 1,825,222.80-2,519,144.43-1,172,664.57

Finding the Fourth Proportional to 1,825,222.80, 2,519,144.43 and 1,172,664.57

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Solution

The fourth proportional to 1,825,222.80, 2,519,144.43 and 1,172,664.57 is: 1,618,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,222.80 : 2,519,144.43 = 1,172,664.57 : x
  2. Step 2: Convert to fraction form
    1,825,222.80/2,519,144.43 = 1,172,664.57/x
  3. Step 3: Cross multiply
    1,825,222.80x = 2,519,144.43 × 1,172,664.57
  4. Step 4: Simplify right side
    1,825,222.80x = 2,954,111,419,773.85
  5. Step 5: Solve for x
    x = 2,954,111,419,773.85/1,825,222.80
  6. Step 6: Final answer
    x = 1,618,493.60

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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.