Home / 4,538,305.20-6,787,774.80-4,061,976.60

Finding the Fourth Proportional to 4,538,305.20, 6,787,774.80 and 4,061,976.60

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Solution

The fourth proportional to 4,538,305.20, 6,787,774.80 and 4,061,976.60 is: 6,075,347.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538,305.20 : 6,787,774.80 = 4,061,976.60 : x
  2. Step 2: Convert to fraction form
    4,538,305.20/6,787,774.80 = 4,061,976.60/x
  3. Step 3: Cross multiply
    4,538,305.20x = 6,787,774.80 × 4,061,976.60
  4. Step 4: Simplify right side
    4,538,305.20x = 27,571,782,403,669.68
  5. Step 5: Solve for x
    x = 27,571,782,403,669.68/4,538,305.20
  6. Step 6: Final answer
    x = 6,075,347.78

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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.