Home / 1,074,022.60-1,609,190.70-511,846.60

Finding the Fourth Proportional to 1,074,022.60, 1,609,190.70 and 511,846.60

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Solution

The fourth proportional to 1,074,022.60, 1,609,190.70 and 511,846.60 is: 766,891.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,022.60 : 1,609,190.70 = 511,846.60 : x
  2. Step 2: Convert to fraction form
    1,074,022.60/1,609,190.70 = 511,846.60/x
  3. Step 3: Cross multiply
    1,074,022.60x = 1,609,190.70 × 511,846.60
  4. Step 4: Simplify right side
    1,074,022.60x = 823,658,788,546.62
  5. Step 5: Solve for x
    x = 823,658,788,546.62/1,074,022.60
  6. Step 6: Final answer
    x = 766,891.49

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Double scale
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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.