Home / 3,173,456.44-4,378,288.17-2,028,197.44

Finding the Fourth Proportional to 3,173,456.44, 4,378,288.17 and 2,028,197.44

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Solution

The fourth proportional to 3,173,456.44, 4,378,288.17 and 2,028,197.44 is: 2,798,221.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173,456.44 : 4,378,288.17 = 2,028,197.44 : x
  2. Step 2: Convert to fraction form
    3,173,456.44/4,378,288.17 = 2,028,197.44/x
  3. Step 3: Cross multiply
    3,173,456.44x = 4,378,288.17 × 2,028,197.44
  4. Step 4: Simplify right side
    3,173,456.44x = 8,880,032,857,976.29
  5. Step 5: Solve for x
    x = 8,880,032,857,976.29/3,173,456.44
  6. Step 6: Final answer
    x = 2,798,221.13

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1.5x scale

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.