Home / 1,193,072.91-1,789,889.66-394,354.46

Finding the Fourth Proportional to 1,193,072.91, 1,789,889.66 and 394,354.46

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Solution

The fourth proportional to 1,193,072.91, 1,789,889.66 and 394,354.46 is: 591,624.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,072.91 : 1,789,889.66 = 394,354.46 : x
  2. Step 2: Convert to fraction form
    1,193,072.91/1,789,889.66 = 394,354.46/x
  3. Step 3: Cross multiply
    1,193,072.91x = 1,789,889.66 × 394,354.46
  4. Step 4: Simplify right side
    1,193,072.91x = 705,850,970,328.88
  5. Step 5: Solve for x
    x = 705,850,970,328.88/1,193,072.91
  6. Step 6: Final answer
    x = 591,624.34

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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.