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Finding the Third Proportional to 1,190,407 and 1,788,324

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Solution

The third proportional to 1,190,407 and 1,788,324 is: 2,686,562.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,407 : 1,788,324 = 1,788,324 : x
  2. Step 2: Convert to fraction form
    1,190,407/1,788,324 = 1,788,324/x
  3. Step 3: Cross multiply
    1,190,407x = 1,788,324 × 1,788,324
  4. Step 4: Simplify right side
    1,190,407x = 3,198,102,728,976
  5. Step 5: Solve for x
    x = 3,198,102,728,976/1,190,407
  6. Step 6: Final answer
    x = 2,686,562.44

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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.