Home / 2,015,274.80-3,022,847.40-667,499.60

Finding the Fourth Proportional to 2,015,274.80, 3,022,847.40 and 667,499.60

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Solution

The fourth proportional to 2,015,274.80, 3,022,847.40 and 667,499.60 is: 1,001,227.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,274.80 : 3,022,847.40 = 667,499.60 : x
  2. Step 2: Convert to fraction form
    2,015,274.80/3,022,847.40 = 667,499.60/x
  3. Step 3: Cross multiply
    2,015,274.80x = 3,022,847.40 × 667,499.60
  4. Step 4: Simplify right side
    2,015,274.80x = 2,017,749,430,361.04
  5. Step 5: Solve for x
    x = 2,017,749,430,361.04/2,015,274.80
  6. Step 6: Final answer
    x = 1,001,227.94

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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.