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Finding the Third Proportional to 1,385,261 and 2,072,317

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Solution

The third proportional to 1,385,261 and 2,072,317 is: 3,100,136.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,261 : 2,072,317 = 2,072,317 : x
  2. Step 2: Convert to fraction form
    1,385,261/2,072,317 = 2,072,317/x
  3. Step 3: Cross multiply
    1,385,261x = 2,072,317 × 2,072,317
  4. Step 4: Simplify right side
    1,385,261x = 4,294,497,748,489
  5. Step 5: Solve for x
    x = 4,294,497,748,489/1,385,261
  6. Step 6: Final answer
    x = 3,100,136.18

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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.