Home / 1,531,289.82-2,296,759.62-409,446.30

Finding the Fourth Proportional to 1,531,289.82, 2,296,759.62 and 409,446.30

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Solution

The fourth proportional to 1,531,289.82, 2,296,759.62 and 409,446.30 is: 614,122.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,289.82 : 2,296,759.62 = 409,446.30 : x
  2. Step 2: Convert to fraction form
    1,531,289.82/2,296,759.62 = 409,446.30/x
  3. Step 3: Cross multiply
    1,531,289.82x = 2,296,759.62 × 409,446.30
  4. Step 4: Simplify right side
    1,531,289.82x = 940,399,738,546.68
  5. Step 5: Solve for x
    x = 940,399,738,546.68/1,531,289.82
  6. Step 6: Final answer
    x = 614,122.63

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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.