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Finding the Third Proportional to 626,148 and 1,354,392

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Solution

The third proportional to 626,148 and 1,354,392 is: 2,929,623.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,148 : 1,354,392 = 1,354,392 : x
  2. Step 2: Convert to fraction form
    626,148/1,354,392 = 1,354,392/x
  3. Step 3: Cross multiply
    626,148x = 1,354,392 × 1,354,392
  4. Step 4: Simplify right side
    626,148x = 1,834,377,689,664
  5. Step 5: Solve for x
    x = 1,834,377,689,664/626,148
  6. Step 6: Final answer
    x = 2,929,623.17

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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.