Home / 3,652,997.11-5,478,609.34-1,521,918.55

Finding the Fourth Proportional to 3,652,997.11, 5,478,609.34 and 1,521,918.55

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Solution

The fourth proportional to 3,652,997.11, 5,478,609.34 and 1,521,918.55 is: 2,282,508.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652,997.11 : 5,478,609.34 = 1,521,918.55 : x
  2. Step 2: Convert to fraction form
    3,652,997.11/5,478,609.34 = 1,521,918.55/x
  3. Step 3: Cross multiply
    3,652,997.11x = 5,478,609.34 × 1,521,918.55
  4. Step 4: Simplify right side
    3,652,997.11x = 8,337,997,182,749.26
  5. Step 5: Solve for x
    x = 8,337,997,182,749.26/3,652,997.11
  6. Step 6: Final answer
    x = 2,282,508.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.