Home / 949,664.72-1,425,194.04-764,906.96

Finding the Fourth Proportional to 949,664.72, 1,425,194.04 and 764,906.96

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Solution

The fourth proportional to 949,664.72, 1,425,194.04 and 764,906.96 is: 1,147,921.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,664.72 : 1,425,194.04 = 764,906.96 : x
  2. Step 2: Convert to fraction form
    949,664.72/1,425,194.04 = 764,906.96/x
  3. Step 3: Cross multiply
    949,664.72x = 1,425,194.04 × 764,906.96
  4. Step 4: Simplify right side
    949,664.72x = 1,090,140,840,546.52
  5. Step 5: Solve for x
    x = 1,090,140,840,546.52/949,664.72
  6. Step 6: Final answer
    x = 1,147,921.81

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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.