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Finding the Third Proportional to 572,021 and 1,253,938.50

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Solution

The third proportional to 572,021 and 1,253,938.50 is: 2,748,783.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,021 : 1,253,938.50 = 1,253,938.50 : x
  2. Step 2: Convert to fraction form
    572,021/1,253,938.50 = 1,253,938.50/x
  3. Step 3: Cross multiply
    572,021x = 1,253,938.50 × 1,253,938.50
  4. Step 4: Simplify right side
    572,021x = 1,572,361,761,782.25
  5. Step 5: Solve for x
    x = 1,572,361,761,782.25/572,021
  6. Step 6: Final answer
    x = 2,748,783.28

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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.