Home / 1,954,777.26-2,930,118.93-818,190.30

Finding the Fourth Proportional to 1,954,777.26, 2,930,118.93 and 818,190.30

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Solution

The fourth proportional to 1,954,777.26, 2,930,118.93 and 818,190.30 is: 1,226,428.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,777.26 : 2,930,118.93 = 818,190.30 : x
  2. Step 2: Convert to fraction form
    1,954,777.26/2,930,118.93 = 818,190.30/x
  3. Step 3: Cross multiply
    1,954,777.26x = 2,930,118.93 × 818,190.30
  4. Step 4: Simplify right side
    1,954,777.26x = 2,397,394,886,372.38
  5. Step 5: Solve for x
    x = 2,397,394,886,372.38/1,954,777.26
  6. Step 6: Final answer
    x = 1,226,428.68

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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.