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Finding the Third Proportional to 1,438,912.50 and 2,078,808

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Solution

The third proportional to 1,438,912.50 and 2,078,808 is: 3,003,269.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,912.50 : 2,078,808 = 2,078,808 : x
  2. Step 2: Convert to fraction form
    1,438,912.50/2,078,808 = 2,078,808/x
  3. Step 3: Cross multiply
    1,438,912.50x = 2,078,808 × 2,078,808
  4. Step 4: Simplify right side
    1,438,912.50x = 4,321,442,700,864
  5. Step 5: Solve for x
    x = 4,321,442,700,864/1,438,912.50
  6. Step 6: Final answer
    x = 3,003,269.97

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These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.