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Finding the Third Proportional to 713,242 and 1,554,427

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Solution

The third proportional to 713,242 and 1,554,427 is: 3,387,690.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,242 : 1,554,427 = 1,554,427 : x
  2. Step 2: Convert to fraction form
    713,242/1,554,427 = 1,554,427/x
  3. Step 3: Cross multiply
    713,242x = 1,554,427 × 1,554,427
  4. Step 4: Simplify right side
    713,242x = 2,416,243,298,329
  5. Step 5: Solve for x
    x = 2,416,243,298,329/713,242
  6. Step 6: Final answer
    x = 3,387,690.71

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.