Home / 3,348,997.80-4,621,564.26-1,821,091.56

Finding the Fourth Proportional to 3,348,997.80, 4,621,564.26 and 1,821,091.56

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Solution

The fourth proportional to 3,348,997.80, 4,621,564.26 and 1,821,091.56 is: 2,513,077.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348,997.80 : 4,621,564.26 = 1,821,091.56 : x
  2. Step 2: Convert to fraction form
    3,348,997.80/4,621,564.26 = 1,821,091.56/x
  3. Step 3: Cross multiply
    3,348,997.80x = 4,621,564.26 × 1,821,091.56
  4. Step 4: Simplify right side
    3,348,997.80x = 8,416,291,667,883.65
  5. Step 5: Solve for x
    x = 8,416,291,667,883.65/3,348,997.80
  6. Step 6: Final answer
    x = 2,513,077.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.