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Finding the Third Proportional to 1,239,979 and 1,755,053

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Solution

The third proportional to 1,239,979 and 1,755,053 is: 2,484,083.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,979 : 1,755,053 = 1,755,053 : x
  2. Step 2: Convert to fraction form
    1,239,979/1,755,053 = 1,755,053/x
  3. Step 3: Cross multiply
    1,239,979x = 1,755,053 × 1,755,053
  4. Step 4: Simplify right side
    1,239,979x = 3,080,211,032,809
  5. Step 5: Solve for x
    x = 3,080,211,032,809/1,239,979
  6. Step 6: Final answer
    x = 2,484,083.22

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.