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Finding the Third Proportional to 809,210.25 and 1,257,282

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Solution

The third proportional to 809,210.25 and 1,257,282 is: 1,953,457.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,210.25 : 1,257,282 = 1,257,282 : x
  2. Step 2: Convert to fraction form
    809,210.25/1,257,282 = 1,257,282/x
  3. Step 3: Cross multiply
    809,210.25x = 1,257,282 × 1,257,282
  4. Step 4: Simplify right side
    809,210.25x = 1,580,758,027,524
  5. Step 5: Solve for x
    x = 1,580,758,027,524/809,210.25
  6. Step 6: Final answer
    x = 1,953,457.74

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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.