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Finding the Third Proportional to 1,847,432.50 and 3,967,948

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Solution

The third proportional to 1,847,432.50 and 3,967,948 is: 8,522,428.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847,432.50 : 3,967,948 = 3,967,948 : x
  2. Step 2: Convert to fraction form
    1,847,432.50/3,967,948 = 3,967,948/x
  3. Step 3: Cross multiply
    1,847,432.50x = 3,967,948 × 3,967,948
  4. Step 4: Simplify right side
    1,847,432.50x = 15,744,611,330,704
  5. Step 5: Solve for x
    x = 15,744,611,330,704/1,847,432.50
  6. Step 6: Final answer
    x = 8,522,428.47

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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.