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Finding the Third Proportional to 1,255,432 and 1,611,948

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Solution

The third proportional to 1,255,432 and 1,611,948 is: 2,069,706.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,432 : 1,611,948 = 1,611,948 : x
  2. Step 2: Convert to fraction form
    1,255,432/1,611,948 = 1,611,948/x
  3. Step 3: Cross multiply
    1,255,432x = 1,611,948 × 1,611,948
  4. Step 4: Simplify right side
    1,255,432x = 2,598,376,354,704
  5. Step 5: Solve for x
    x = 2,598,376,354,704/1,255,432
  6. Step 6: Final answer
    x = 2,069,706.97

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.