Home / 1,485,350.92-2,049,782.50-806,287.44

Finding the Fourth Proportional to 1,485,350.92, 2,049,782.50 and 806,287.44

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Solution

The fourth proportional to 1,485,350.92, 2,049,782.50 and 806,287.44 is: 1,112,675.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,350.92 : 2,049,782.50 = 806,287.44 : x
  2. Step 2: Convert to fraction form
    1,485,350.92/2,049,782.50 = 806,287.44/x
  3. Step 3: Cross multiply
    1,485,350.92x = 2,049,782.50 × 806,287.44
  4. Step 4: Simplify right side
    1,485,350.92x = 1,652,713,884,481.80
  5. Step 5: Solve for x
    x = 1,652,713,884,481.80/1,485,350.92
  6. Step 6: Final answer
    x = 1,112,675.71

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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.