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Finding the Third Proportional to 748,005 and 1,622,826

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Solution

The third proportional to 748,005 and 1,622,826 is: 3,520,784.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,005 : 1,622,826 = 1,622,826 : x
  2. Step 2: Convert to fraction form
    748,005/1,622,826 = 1,622,826/x
  3. Step 3: Cross multiply
    748,005x = 1,622,826 × 1,622,826
  4. Step 4: Simplify right side
    748,005x = 2,633,564,226,276
  5. Step 5: Solve for x
    x = 2,633,564,226,276/748,005
  6. Step 6: Final answer
    x = 3,520,784.25

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.