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Finding the Third Proportional to 889,029 and 1,920,206.25

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Solution

The third proportional to 889,029 and 1,920,206.25 is: 4,147,437.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,029 : 1,920,206.25 = 1,920,206.25 : x
  2. Step 2: Convert to fraction form
    889,029/1,920,206.25 = 1,920,206.25/x
  3. Step 3: Cross multiply
    889,029x = 1,920,206.25 × 1,920,206.25
  4. Step 4: Simplify right side
    889,029x = 3,687,192,042,539.06
  5. Step 5: Solve for x
    x = 3,687,192,042,539.06/889,029
  6. Step 6: Final answer
    x = 4,147,437.31

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.