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Finding the Third Proportional to 558,356 and 1,223,044

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Solution

The third proportional to 558,356 and 1,223,044 is: 2,679,001.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,356 : 1,223,044 = 1,223,044 : x
  2. Step 2: Convert to fraction form
    558,356/1,223,044 = 1,223,044/x
  3. Step 3: Cross multiply
    558,356x = 1,223,044 × 1,223,044
  4. Step 4: Simplify right side
    558,356x = 1,495,836,625,936
  5. Step 5: Solve for x
    x = 1,495,836,625,936/558,356
  6. Step 6: Final answer
    x = 2,679,001.62

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.