Home / 3,958,445.15-5,462,193.97-2,216,212.91

Finding the Fourth Proportional to 3,958,445.15, 5,462,193.97 and 2,216,212.91

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Solution

The fourth proportional to 3,958,445.15, 5,462,193.97 and 2,216,212.91 is: 3,058,116.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958,445.15 : 5,462,193.97 = 2,216,212.91 : x
  2. Step 2: Convert to fraction form
    3,958,445.15/5,462,193.97 = 2,216,212.91/x
  3. Step 3: Cross multiply
    3,958,445.15x = 5,462,193.97 × 2,216,212.91
  4. Step 4: Simplify right side
    3,958,445.15x = 12,105,384,809,663.90
  5. Step 5: Solve for x
    x = 12,105,384,809,663.90/3,958,445.15
  6. Step 6: Final answer
    x = 3,058,116.09

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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.