Home / 3,027,286.92-4,178,668.30-1,803,976.18

Finding the Fourth Proportional to 3,027,286.92, 4,178,668.30 and 1,803,976.18

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Solution

The fourth proportional to 3,027,286.92, 4,178,668.30 and 1,803,976.18 is: 2,490,090.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027,286.92 : 4,178,668.30 = 1,803,976.18 : x
  2. Step 2: Convert to fraction form
    3,027,286.92/4,178,668.30 = 1,803,976.18/x
  3. Step 3: Cross multiply
    3,027,286.92x = 4,178,668.30 × 1,803,976.18
  4. Step 4: Simplify right side
    3,027,286.92x = 7,538,218,077,321.09
  5. Step 5: Solve for x
    x = 7,538,218,077,321.09/3,027,286.92
  6. Step 6: Final answer
    x = 2,490,090.39

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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.