Home / 1,787,899.08-2,681,789.20-777,022.04

Finding the Fourth Proportional to 1,787,899.08, 2,681,789.20 and 777,022.04

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Solution

The fourth proportional to 1,787,899.08, 2,681,789.20 and 777,022.04 is: 1,165,507.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,899.08 : 2,681,789.20 = 777,022.04 : x
  2. Step 2: Convert to fraction form
    1,787,899.08/2,681,789.20 = 777,022.04/x
  3. Step 3: Cross multiply
    1,787,899.08x = 2,681,789.20 × 777,022.04
  4. Step 4: Simplify right side
    1,787,899.08x = 2,083,809,315,033.97
  5. Step 5: Solve for x
    x = 2,083,809,315,033.97/1,787,899.08
  6. Step 6: Final answer
    x = 1,165,507.24

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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.