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Finding the Third Proportional to 900,999.50 and 1,916,452

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Solution

The third proportional to 900,999.50 and 1,916,452 is: 4,076,348.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,999.50 : 1,916,452 = 1,916,452 : x
  2. Step 2: Convert to fraction form
    900,999.50/1,916,452 = 1,916,452/x
  3. Step 3: Cross multiply
    900,999.50x = 1,916,452 × 1,916,452
  4. Step 4: Simplify right side
    900,999.50x = 3,672,788,268,304
  5. Step 5: Solve for x
    x = 3,672,788,268,304/900,999.50
  6. Step 6: Final answer
    x = 4,076,348.84

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.