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Finding the Third Proportional to 2,190,451.36 and 4,793,169.30

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Solution

The third proportional to 2,190,451.36 and 4,793,169.30 is: 10,488,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,451.36 : 4,793,169.30 = 4,793,169.30 : x
  2. Step 2: Convert to fraction form
    2,190,451.36/4,793,169.30 = 4,793,169.30/x
  3. Step 3: Cross multiply
    2,190,451.36x = 4,793,169.30 × 4,793,169.30
  4. Step 4: Simplify right side
    2,190,451.36x = 22,974,471,983,401.33
  5. Step 5: Solve for x
    x = 22,974,471,983,401.33/2,190,451.36
  6. Step 6: Final answer
    x = 10,488,464.80

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.