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Finding the Third Proportional to 1,471,152.09 and 3,167,735.91

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Solution

The third proportional to 1,471,152.09 and 3,167,735.91 is: 6,820,879.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,152.09 : 3,167,735.91 = 3,167,735.91 : x
  2. Step 2: Convert to fraction form
    1,471,152.09/3,167,735.91 = 3,167,735.91/x
  3. Step 3: Cross multiply
    1,471,152.09x = 3,167,735.91 × 3,167,735.91
  4. Step 4: Simplify right side
    1,471,152.09x = 10,034,550,771,745.51
  5. Step 5: Solve for x
    x = 10,034,550,771,745.51/1,471,152.09
  6. Step 6: Final answer
    x = 6,820,879.24

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.