Home / 3,629,285.22-5,008,222.70-1,997,380.64

Finding the Fourth Proportional to 3,629,285.22, 5,008,222.70 and 1,997,380.64

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Solution

The fourth proportional to 3,629,285.22, 5,008,222.70 and 1,997,380.64 is: 2,756,280.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,285.22 : 5,008,222.70 = 1,997,380.64 : x
  2. Step 2: Convert to fraction form
    3,629,285.22/5,008,222.70 = 1,997,380.64/x
  3. Step 3: Cross multiply
    3,629,285.22x = 5,008,222.70 × 1,997,380.64
  4. Step 4: Simplify right side
    3,629,285.22x = 10,003,327,061,788.53
  5. Step 5: Solve for x
    x = 10,003,327,061,788.53/3,629,285.22
  6. Step 6: Final answer
    x = 2,756,280.22

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Why These Related Problems?

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