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Finding the Third Proportional to 692,026.50 and 1,487,517

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Solution

The third proportional to 692,026.50 and 1,487,517 is: 3,197,430.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,026.50 : 1,487,517 = 1,487,517 : x
  2. Step 2: Convert to fraction form
    692,026.50/1,487,517 = 1,487,517/x
  3. Step 3: Cross multiply
    692,026.50x = 1,487,517 × 1,487,517
  4. Step 4: Simplify right side
    692,026.50x = 2,212,706,825,289
  5. Step 5: Solve for x
    x = 2,212,706,825,289/692,026.50
  6. Step 6: Final answer
    x = 3,197,430.77

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.