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Finding the Third Proportional to 623,317 and 1,364,868

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Solution

The third proportional to 623,317 and 1,364,868 is: 2,988,631.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,317 : 1,364,868 = 1,364,868 : x
  2. Step 2: Convert to fraction form
    623,317/1,364,868 = 1,364,868/x
  3. Step 3: Cross multiply
    623,317x = 1,364,868 × 1,364,868
  4. Step 4: Simplify right side
    623,317x = 1,862,864,657,424
  5. Step 5: Solve for x
    x = 1,862,864,657,424/623,317
  6. Step 6: Final answer
    x = 2,988,631.24

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.