Home / 1,394,063.56-2,091,367.62-447,361.48

Finding the Fourth Proportional to 1,394,063.56, 2,091,367.62 and 447,361.48

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Solution

The fourth proportional to 1,394,063.56, 2,091,367.62 and 447,361.48 is: 671,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,063.56 : 2,091,367.62 = 447,361.48 : x
  2. Step 2: Convert to fraction form
    1,394,063.56/2,091,367.62 = 447,361.48/x
  3. Step 3: Cross multiply
    1,394,063.56x = 2,091,367.62 × 447,361.48
  4. Step 4: Simplify right side
    1,394,063.56x = 935,597,313,707.28
  5. Step 5: Solve for x
    x = 935,597,313,707.28/1,394,063.56
  6. Step 6: Final answer
    x = 671,129.60

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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.