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Finding the Third Proportional to 572,826 and 1,260,015

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Solution

The third proportional to 572,826 and 1,260,015 is: 2,771,588.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,826 : 1,260,015 = 1,260,015 : x
  2. Step 2: Convert to fraction form
    572,826/1,260,015 = 1,260,015/x
  3. Step 3: Cross multiply
    572,826x = 1,260,015 × 1,260,015
  4. Step 4: Simplify right side
    572,826x = 1,587,637,800,225
  5. Step 5: Solve for x
    x = 1,587,637,800,225/572,826
  6. Step 6: Final answer
    x = 2,771,588.23

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.