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Finding the Third Proportional to 626,210 and 1,352,446

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Solution

The third proportional to 626,210 and 1,352,446 is: 2,920,921.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,210 : 1,352,446 = 1,352,446 : x
  2. Step 2: Convert to fraction form
    626,210/1,352,446 = 1,352,446/x
  3. Step 3: Cross multiply
    626,210x = 1,352,446 × 1,352,446
  4. Step 4: Simplify right side
    626,210x = 1,829,110,182,916
  5. Step 5: Solve for x
    x = 1,829,110,182,916/626,210
  6. Step 6: Final answer
    x = 2,920,921.39

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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.