Home / 1,195,912.60-1,794,231.07-427,309.67

Finding the Fourth Proportional to 1,195,912.60, 1,794,231.07 and 427,309.67

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Solution

The fourth proportional to 1,195,912.60, 1,794,231.07 and 427,309.67 is: 641,093.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,912.60 : 1,794,231.07 = 427,309.67 : x
  2. Step 2: Convert to fraction form
    1,195,912.60/1,794,231.07 = 427,309.67/x
  3. Step 3: Cross multiply
    1,195,912.60x = 1,794,231.07 × 427,309.67
  4. Step 4: Simplify right side
    1,195,912.60x = 766,692,289,842.75
  5. Step 5: Solve for x
    x = 766,692,289,842.75/1,195,912.60
  6. Step 6: Final answer
    x = 641,093.92

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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.