Home / 1,451,613.72-2,177,279.78-440,744.44

Finding the Fourth Proportional to 1,451,613.72, 2,177,279.78 and 440,744.44

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Solution

The fourth proportional to 1,451,613.72, 2,177,279.78 and 440,744.44 is: 661,073.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,613.72 : 2,177,279.78 = 440,744.44 : x
  2. Step 2: Convert to fraction form
    1,451,613.72/2,177,279.78 = 440,744.44/x
  3. Step 3: Cross multiply
    1,451,613.72x = 2,177,279.78 × 440,744.44
  4. Step 4: Simplify right side
    1,451,613.72x = 959,623,958,133.50
  5. Step 5: Solve for x
    x = 959,623,958,133.50/1,451,613.72
  6. Step 6: Final answer
    x = 661,073.91

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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.