Home / 1,451,381.89-2,177,079.79-440,512.62

Finding the Fourth Proportional to 1,451,381.89, 2,177,079.79 and 440,512.62

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Solution

The fourth proportional to 1,451,381.89, 2,177,079.79 and 440,512.62 is: 660,771.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,381.89 : 2,177,079.79 = 440,512.62 : x
  2. Step 2: Convert to fraction form
    1,451,381.89/2,177,079.79 = 440,512.62/x
  3. Step 3: Cross multiply
    1,451,381.89x = 2,177,079.79 × 440,512.62
  4. Step 4: Simplify right side
    1,451,381.89x = 959,031,122,241.95
  5. Step 5: Solve for x
    x = 959,031,122,241.95/1,451,381.89
  6. Step 6: Final answer
    x = 660,771.04

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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.