Home / 2,722,189.02-4,082,972.49-727,800.54

Finding the Fourth Proportional to 2,722,189.02, 4,082,972.49 and 727,800.54

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Solution

The fourth proportional to 2,722,189.02, 4,082,972.49 and 727,800.54 is: 1,091,617.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722,189.02 : 4,082,972.49 = 727,800.54 : x
  2. Step 2: Convert to fraction form
    2,722,189.02/4,082,972.49 = 727,800.54/x
  3. Step 3: Cross multiply
    2,722,189.02x = 4,082,972.49 × 727,800.54
  4. Step 4: Simplify right side
    2,722,189.02x = 2,971,589,583,027.15
  5. Step 5: Solve for x
    x = 2,971,589,583,027.15/2,722,189.02
  6. Step 6: Final answer
    x = 1,091,617.65

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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.