Home / 1,190,254.50-1,785,143.05-582,781.09

Finding the Fourth Proportional to 1,190,254.50, 1,785,143.05 and 582,781.09

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Solution

The fourth proportional to 1,190,254.50, 1,785,143.05 and 582,781.09 is: 874,054.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,254.50 : 1,785,143.05 = 582,781.09 : x
  2. Step 2: Convert to fraction form
    1,190,254.50/1,785,143.05 = 582,781.09/x
  3. Step 3: Cross multiply
    1,190,254.50x = 1,785,143.05 × 582,781.09
  4. Step 4: Simplify right side
    1,190,254.50x = 1,040,347,608,022.07
  5. Step 5: Solve for x
    x = 1,040,347,608,022.07/1,190,254.50
  6. Step 6: Final answer
    x = 874,054.76

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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.