Home / 2,722,538.40-4,082,855.60-802,940.44

Finding the Fourth Proportional to 2,722,538.40, 4,082,855.60 and 802,940.44

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Solution

The fourth proportional to 2,722,538.40, 4,082,855.60 and 802,940.44 is: 1,204,129.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722,538.40 : 4,082,855.60 = 802,940.44 : x
  2. Step 2: Convert to fraction form
    2,722,538.40/4,082,855.60 = 802,940.44/x
  3. Step 3: Cross multiply
    2,722,538.40x = 4,082,855.60 × 802,940.44
  4. Step 4: Simplify right side
    2,722,538.40x = 3,278,289,871,920.46
  5. Step 5: Solve for x
    x = 3,278,289,871,920.46/2,722,538.40
  6. Step 6: Final answer
    x = 1,204,129.89

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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.