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Finding the Third Proportional to 749,250 and 1,191,690

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Solution

The third proportional to 749,250 and 1,191,690 is: 1,895,395.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,250 : 1,191,690 = 1,191,690 : x
  2. Step 2: Convert to fraction form
    749,250/1,191,690 = 1,191,690/x
  3. Step 3: Cross multiply
    749,250x = 1,191,690 × 1,191,690
  4. Step 4: Simplify right side
    749,250x = 1,420,125,056,100
  5. Step 5: Solve for x
    x = 1,420,125,056,100/749,250
  6. Step 6: Final answer
    x = 1,895,395.47

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.