Home / 1,021,105.44-1,531,658.16-273,132

Finding the Fourth Proportional to 1,021,105.44, 1,531,658.16 and 273,132

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Solution

The fourth proportional to 1,021,105.44, 1,531,658.16 and 273,132 is: 409,698

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,105.44 : 1,531,658.16 = 273,132 : x
  2. Step 2: Convert to fraction form
    1,021,105.44/1,531,658.16 = 273,132/x
  3. Step 3: Cross multiply
    1,021,105.44x = 1,531,658.16 × 273,132
  4. Step 4: Simplify right side
    1,021,105.44x = 418,344,856,557.12
  5. Step 5: Solve for x
    x = 418,344,856,557.12/1,021,105.44
  6. Step 6: Final answer
    x = 409,698

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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.