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Finding the Third Proportional to 1,985,910.75 and 4,242,924

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Solution

The third proportional to 1,985,910.75 and 4,242,924 is: 9,065,062.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,910.75 : 4,242,924 = 4,242,924 : x
  2. Step 2: Convert to fraction form
    1,985,910.75/4,242,924 = 4,242,924/x
  3. Step 3: Cross multiply
    1,985,910.75x = 4,242,924 × 4,242,924
  4. Step 4: Simplify right side
    1,985,910.75x = 18,002,404,069,776
  5. Step 5: Solve for x
    x = 18,002,404,069,776/1,985,910.75
  6. Step 6: Final answer
    x = 9,065,062.00

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.