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Finding the Third Proportional to 1,247,403 and 1,897,348.50

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Solution

The third proportional to 1,247,403 and 1,897,348.50 is: 2,885,940.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,403 : 1,897,348.50 = 1,897,348.50 : x
  2. Step 2: Convert to fraction form
    1,247,403/1,897,348.50 = 1,897,348.50/x
  3. Step 3: Cross multiply
    1,247,403x = 1,897,348.50 × 1,897,348.50
  4. Step 4: Simplify right side
    1,247,403x = 3,599,931,330,452.25
  5. Step 5: Solve for x
    x = 3,599,931,330,452.25/1,247,403
  6. Step 6: Final answer
    x = 2,885,940.90

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.