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Finding the Third Proportional to 2,500,912.13 and 3,874,920.19

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Solution

The third proportional to 2,500,912.13 and 3,874,920.19 is: 6,003,812.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500,912.13 : 3,874,920.19 = 3,874,920.19 : x
  2. Step 2: Convert to fraction form
    2,500,912.13/3,874,920.19 = 3,874,920.19/x
  3. Step 3: Cross multiply
    2,500,912.13x = 3,874,920.19 × 3,874,920.19
  4. Step 4: Simplify right side
    2,500,912.13x = 15,015,006,459,495.04
  5. Step 5: Solve for x
    x = 15,015,006,459,495.04/2,500,912.13
  6. Step 6: Final answer
    x = 6,003,812.09

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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.