Home / 3,378,708.52-4,662,692.82-1,928,374.60

Finding the Fourth Proportional to 3,378,708.52, 4,662,692.82 and 1,928,374.60

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Solution

The fourth proportional to 3,378,708.52, 4,662,692.82 and 1,928,374.60 is: 2,661,199.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,708.52 : 4,662,692.82 = 1,928,374.60 : x
  2. Step 2: Convert to fraction form
    3,378,708.52/4,662,692.82 = 1,928,374.60/x
  3. Step 3: Cross multiply
    3,378,708.52x = 4,662,692.82 × 1,928,374.60
  4. Step 4: Simplify right side
    3,378,708.52x = 8,991,418,401,690.37
  5. Step 5: Solve for x
    x = 8,991,418,401,690.37/3,378,708.52
  6. Step 6: Final answer
    x = 2,661,199.79

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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.