Home / 3,824,779.50-5,278,091.22-2,105,909.28

Finding the Fourth Proportional to 3,824,779.50, 5,278,091.22 and 2,105,909.28

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Solution

The fourth proportional to 3,824,779.50, 5,278,091.22 and 2,105,909.28 is: 2,906,097.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824,779.50 : 5,278,091.22 = 2,105,909.28 : x
  2. Step 2: Convert to fraction form
    3,824,779.50/5,278,091.22 = 2,105,909.28/x
  3. Step 3: Cross multiply
    3,824,779.50x = 5,278,091.22 × 2,105,909.28
  4. Step 4: Simplify right side
    3,824,779.50x = 11,115,181,280,884.52
  5. Step 5: Solve for x
    x = 11,115,181,280,884.52/3,824,779.50
  6. Step 6: Final answer
    x = 2,906,097.27

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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.