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Finding the Third Proportional to 753,878 and 1,625,872

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Solution

The third proportional to 753,878 and 1,625,872 is: 3,506,482.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,878 : 1,625,872 = 1,625,872 : x
  2. Step 2: Convert to fraction form
    753,878/1,625,872 = 1,625,872/x
  3. Step 3: Cross multiply
    753,878x = 1,625,872 × 1,625,872
  4. Step 4: Simplify right side
    753,878x = 2,643,459,760,384
  5. Step 5: Solve for x
    x = 2,643,459,760,384/753,878
  6. Step 6: Final answer
    x = 3,506,482.16

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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.