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Finding the Third Proportional to 717,868 and 1,510,100

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Solution

The third proportional to 717,868 and 1,510,100 is: 3,176,631.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,868 : 1,510,100 = 1,510,100 : x
  2. Step 2: Convert to fraction form
    717,868/1,510,100 = 1,510,100/x
  3. Step 3: Cross multiply
    717,868x = 1,510,100 × 1,510,100
  4. Step 4: Simplify right side
    717,868x = 2,280,402,010,000
  5. Step 5: Solve for x
    x = 2,280,402,010,000/717,868
  6. Step 6: Final answer
    x = 3,176,631.37

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.