Home / 2,469,872.52-3,705,161.76-764,161.49

Finding the Fourth Proportional to 2,469,872.52, 3,705,161.76 and 764,161.49

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Solution

The fourth proportional to 2,469,872.52, 3,705,161.76 and 764,161.49 is: 1,146,351.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469,872.52 : 3,705,161.76 = 764,161.49 : x
  2. Step 2: Convert to fraction form
    2,469,872.52/3,705,161.76 = 764,161.49/x
  3. Step 3: Cross multiply
    2,469,872.52x = 3,705,161.76 × 764,161.49
  4. Step 4: Simplify right side
    2,469,872.52x = 2,831,341,912,686.81
  5. Step 5: Solve for x
    x = 2,831,341,912,686.81/2,469,872.52
  6. Step 6: Final answer
    x = 1,146,351.44

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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.