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Finding the Third Proportional to 1,817,410.50 and 2,851,220.25

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Solution

The third proportional to 1,817,410.50 and 2,851,220.25 is: 4,473,098.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,410.50 : 2,851,220.25 = 2,851,220.25 : x
  2. Step 2: Convert to fraction form
    1,817,410.50/2,851,220.25 = 2,851,220.25/x
  3. Step 3: Cross multiply
    1,817,410.50x = 2,851,220.25 × 2,851,220.25
  4. Step 4: Simplify right side
    1,817,410.50x = 8,129,456,914,010.06
  5. Step 5: Solve for x
    x = 8,129,456,914,010.06/1,817,410.50
  6. Step 6: Final answer
    x = 4,473,098.90

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.