Home / 1,467,792.20-2,201,169.90-521,193.80

Finding the Fourth Proportional to 1,467,792.20, 2,201,169.90 and 521,193.80

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Solution

The fourth proportional to 1,467,792.20, 2,201,169.90 and 521,193.80 is: 781,606.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,792.20 : 2,201,169.90 = 521,193.80 : x
  2. Step 2: Convert to fraction form
    1,467,792.20/2,201,169.90 = 521,193.80/x
  3. Step 3: Cross multiply
    1,467,792.20x = 2,201,169.90 × 521,193.80
  4. Step 4: Simplify right side
    1,467,792.20x = 1,147,236,104,626.62
  5. Step 5: Solve for x
    x = 1,147,236,104,626.62/1,467,792.20
  6. Step 6: Final answer
    x = 781,606.62

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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.