Home / 2,217,921.88-3,328,749.06-2,077,953.88

Finding the Fourth Proportional to 2,217,921.88, 3,328,749.06 and 2,077,953.88

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Solution

The fourth proportional to 2,217,921.88, 3,328,749.06 and 2,077,953.88 is: 3,118,679.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,921.88 : 3,328,749.06 = 2,077,953.88 : x
  2. Step 2: Convert to fraction form
    2,217,921.88/3,328,749.06 = 2,077,953.88/x
  3. Step 3: Cross multiply
    2,217,921.88x = 3,328,749.06 × 2,077,953.88
  4. Step 4: Simplify right side
    2,217,921.88x = 6,916,987,024,773.35
  5. Step 5: Solve for x
    x = 6,916,987,024,773.35/2,217,921.88
  6. Step 6: Final answer
    x = 3,118,679.29

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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.