Home / 4,915,405.96-6,783,163.05-2,739,819.31

Finding the Fourth Proportional to 4,915,405.96, 6,783,163.05 and 2,739,819.31

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Solution

The fourth proportional to 4,915,405.96, 6,783,163.05 and 2,739,819.31 is: 3,780,896.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915,405.96 : 6,783,163.05 = 2,739,819.31 : x
  2. Step 2: Convert to fraction form
    4,915,405.96/6,783,163.05 = 2,739,819.31/x
  3. Step 3: Cross multiply
    4,915,405.96x = 6,783,163.05 × 2,739,819.31
  4. Step 4: Simplify right side
    4,915,405.96x = 18,584,641,107,268.50
  5. Step 5: Solve for x
    x = 18,584,641,107,268.50/4,915,405.96
  6. Step 6: Final answer
    x = 3,780,896.48

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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.