Home / 1,870,288.38-2,805,550.68-790,599.60

Finding the Fourth Proportional to 1,870,288.38, 2,805,550.68 and 790,599.60

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Solution

The fourth proportional to 1,870,288.38, 2,805,550.68 and 790,599.60 is: 1,185,949.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,288.38 : 2,805,550.68 = 790,599.60 : x
  2. Step 2: Convert to fraction form
    1,870,288.38/2,805,550.68 = 790,599.60/x
  3. Step 3: Cross multiply
    1,870,288.38x = 2,805,550.68 × 790,599.60
  4. Step 4: Simplify right side
    1,870,288.38x = 2,218,067,245,387.73
  5. Step 5: Solve for x
    x = 2,218,067,245,387.73/1,870,288.38
  6. Step 6: Final answer
    x = 1,185,949.33

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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.