Home / 3,558,563.82-4,912,015.77-2,163,120.53

Finding the Fourth Proportional to 3,558,563.82, 4,912,015.77 and 2,163,120.53

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Solution

The fourth proportional to 3,558,563.82, 4,912,015.77 and 2,163,120.53 is: 2,985,834.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,563.82 : 4,912,015.77 = 2,163,120.53 : x
  2. Step 2: Convert to fraction form
    3,558,563.82/4,912,015.77 = 2,163,120.53/x
  3. Step 3: Cross multiply
    3,558,563.82x = 4,912,015.77 × 2,163,120.53
  4. Step 4: Simplify right side
    3,558,563.82x = 10,625,282,131,210.68
  5. Step 5: Solve for x
    x = 10,625,282,131,210.68/3,558,563.82
  6. Step 6: Final answer
    x = 2,985,834.36

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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.