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Finding the Third Proportional to 1,728,279 and 3,787,168.50

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Solution

The third proportional to 1,728,279 and 3,787,168.50 is: 8,298,802.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,279 : 3,787,168.50 = 3,787,168.50 : x
  2. Step 2: Convert to fraction form
    1,728,279/3,787,168.50 = 3,787,168.50/x
  3. Step 3: Cross multiply
    1,728,279x = 3,787,168.50 × 3,787,168.50
  4. Step 4: Simplify right side
    1,728,279x = 14,342,645,247,392.25
  5. Step 5: Solve for x
    x = 14,342,645,247,392.25/1,728,279
  6. Step 6: Final answer
    x = 8,298,802.01

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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.