Home / 1,275,883.23-1,760,353.52-759,205.29

Finding the Fourth Proportional to 1,275,883.23, 1,760,353.52 and 759,205.29

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Solution

The fourth proportional to 1,275,883.23, 1,760,353.52 and 759,205.29 is: 1,047,485.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,883.23 : 1,760,353.52 = 759,205.29 : x
  2. Step 2: Convert to fraction form
    1,275,883.23/1,760,353.52 = 759,205.29/x
  3. Step 3: Cross multiply
    1,275,883.23x = 1,760,353.52 × 759,205.29
  4. Step 4: Simplify right side
    1,275,883.23x = 1,336,469,700,858.09
  5. Step 5: Solve for x
    x = 1,336,469,700,858.09/1,275,883.23
  6. Step 6: Final answer
    x = 1,047,485.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.