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Finding the Third Proportional to 572,928 and 1,247,808

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Solution

The third proportional to 572,928 and 1,247,808 is: 2,717,662.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,928 : 1,247,808 = 1,247,808 : x
  2. Step 2: Convert to fraction form
    572,928/1,247,808 = 1,247,808/x
  3. Step 3: Cross multiply
    572,928x = 1,247,808 × 1,247,808
  4. Step 4: Simplify right side
    572,928x = 1,557,024,804,864
  5. Step 5: Solve for x
    x = 1,557,024,804,864/572,928
  6. Step 6: Final answer
    x = 2,717,662.26

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.