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Finding the Third Proportional to 1,570,204 and 2,490,390

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Solution

The third proportional to 1,570,204 and 2,490,390 is: 3,949,832.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,204 : 2,490,390 = 2,490,390 : x
  2. Step 2: Convert to fraction form
    1,570,204/2,490,390 = 2,490,390/x
  3. Step 3: Cross multiply
    1,570,204x = 2,490,390 × 2,490,390
  4. Step 4: Simplify right side
    1,570,204x = 6,202,042,352,100
  5. Step 5: Solve for x
    x = 6,202,042,352,100/1,570,204
  6. Step 6: Final answer
    x = 3,949,832.22

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.