Home / 1,485,329.92-2,049,753.54-806,266.42

Finding the Fourth Proportional to 1,485,329.92, 2,049,753.54 and 806,266.42

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Solution

The fourth proportional to 1,485,329.92, 2,049,753.54 and 806,266.42 is: 1,112,646.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,329.92 : 2,049,753.54 = 806,266.42 : x
  2. Step 2: Convert to fraction form
    1,485,329.92/2,049,753.54 = 806,266.42/x
  3. Step 3: Cross multiply
    1,485,329.92x = 2,049,753.54 × 806,266.42
  4. Step 4: Simplify right side
    1,485,329.92x = 1,652,647,448,578.13
  5. Step 5: Solve for x
    x = 1,652,647,448,578.13/1,485,329.92
  6. Step 6: Final answer
    x = 1,112,646.71

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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.