Home / 2,016,439.12-2,782,749-1,157,156.56

Finding the Fourth Proportional to 2,016,439.12, 2,782,749 and 1,157,156.56

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Solution

The fourth proportional to 2,016,439.12, 2,782,749 and 1,157,156.56 is: 1,596,912.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,439.12 : 2,782,749 = 1,157,156.56 : x
  2. Step 2: Convert to fraction form
    2,016,439.12/2,782,749 = 1,157,156.56/x
  3. Step 3: Cross multiply
    2,016,439.12x = 2,782,749 × 1,157,156.56
  4. Step 4: Simplify right side
    2,016,439.12x = 3,220,076,260,183.44
  5. Step 5: Solve for x
    x = 3,220,076,260,183.44/2,016,439.12
  6. Step 6: Final answer
    x = 1,596,912.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.