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Finding the Third Proportional to 1,763,319 and 2,638,144

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Solution

The third proportional to 1,763,319 and 2,638,144 is: 3,946,990.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,319 : 2,638,144 = 2,638,144 : x
  2. Step 2: Convert to fraction form
    1,763,319/2,638,144 = 2,638,144/x
  3. Step 3: Cross multiply
    1,763,319x = 2,638,144 × 2,638,144
  4. Step 4: Simplify right side
    1,763,319x = 6,959,803,764,736
  5. Step 5: Solve for x
    x = 6,959,803,764,736/1,763,319
  6. Step 6: Final answer
    x = 3,946,990.74

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.