Home / 1,333,481.40-2,001,096.90-764,861.40

Finding the Fourth Proportional to 1,333,481.40, 2,001,096.90 and 764,861.40

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Solution

The fourth proportional to 1,333,481.40, 2,001,096.90 and 764,861.40 is: 1,147,793.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,481.40 : 2,001,096.90 = 764,861.40 : x
  2. Step 2: Convert to fraction form
    1,333,481.40/2,001,096.90 = 764,861.40/x
  3. Step 3: Cross multiply
    1,333,481.40x = 2,001,096.90 × 764,861.40
  4. Step 4: Simplify right side
    1,333,481.40x = 1,530,561,776,469.66
  5. Step 5: Solve for x
    x = 1,530,561,776,469.66/1,333,481.40
  6. Step 6: Final answer
    x = 1,147,793.87

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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.