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Finding the Third Proportional to 1,139,252 and 2,689,319

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Solution

The third proportional to 1,139,252 and 2,689,319 is: 6,348,408.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,252 : 2,689,319 = 2,689,319 : x
  2. Step 2: Convert to fraction form
    1,139,252/2,689,319 = 2,689,319/x
  3. Step 3: Cross multiply
    1,139,252x = 2,689,319 × 2,689,319
  4. Step 4: Simplify right side
    1,139,252x = 7,232,436,683,761
  5. Step 5: Solve for x
    x = 7,232,436,683,761/1,139,252
  6. Step 6: Final answer
    x = 6,348,408.15

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.