Home / 1,093,074.67-1,639,822.16-419,103.42

Finding the Fourth Proportional to 1,093,074.67, 1,639,822.16 and 419,103.42

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Solution

The fourth proportional to 1,093,074.67, 1,639,822.16 and 419,103.42 is: 628,735.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,074.67 : 1,639,822.16 = 419,103.42 : x
  2. Step 2: Convert to fraction form
    1,093,074.67/1,639,822.16 = 419,103.42/x
  3. Step 3: Cross multiply
    1,093,074.67x = 1,639,822.16 × 419,103.42
  4. Step 4: Simplify right side
    1,093,074.67x = 687,255,075,447.79
  5. Step 5: Solve for x
    x = 687,255,075,447.79/1,093,074.67
  6. Step 6: Final answer
    x = 628,735.71

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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.