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Finding the Third Proportional to 623,622 and 1,365,708

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Solution

The third proportional to 623,622 and 1,365,708 is: 2,990,847.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,622 : 1,365,708 = 1,365,708 : x
  2. Step 2: Convert to fraction form
    623,622/1,365,708 = 1,365,708/x
  3. Step 3: Cross multiply
    623,622x = 1,365,708 × 1,365,708
  4. Step 4: Simplify right side
    623,622x = 1,865,158,341,264
  5. Step 5: Solve for x
    x = 1,865,158,341,264/623,622
  6. Step 6: Final answer
    x = 2,990,847.57

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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.