Home / 1,394,001-1,923,754.52-782,199.02

Finding the Fourth Proportional to 1,394,001, 1,923,754.52 and 782,199.02

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Solution

The fourth proportional to 1,394,001, 1,923,754.52 and 782,199.02 is: 1,079,453.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,001 : 1,923,754.52 = 782,199.02 : x
  2. Step 2: Convert to fraction form
    1,394,001/1,923,754.52 = 782,199.02/x
  3. Step 3: Cross multiply
    1,394,001x = 1,923,754.52 × 782,199.02
  4. Step 4: Simplify right side
    1,394,001x = 1,504,758,907,029.45
  5. Step 5: Solve for x
    x = 1,504,758,907,029.45/1,394,001
  6. Step 6: Final answer
    x = 1,079,453.25

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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.