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Finding the Third Proportional to 1,749,512.67 and 2,715,348.45

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Solution

The third proportional to 1,749,512.67 and 2,715,348.45 is: 4,214,383.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749,512.67 : 2,715,348.45 = 2,715,348.45 : x
  2. Step 2: Convert to fraction form
    1,749,512.67/2,715,348.45 = 2,715,348.45/x
  3. Step 3: Cross multiply
    1,749,512.67x = 2,715,348.45 × 2,715,348.45
  4. Step 4: Simplify right side
    1,749,512.67x = 7,373,117,179,461.01
  5. Step 5: Solve for x
    x = 7,373,117,179,461.01/1,749,512.67
  6. Step 6: Final answer
    x = 4,214,383.41

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.