Home / 2,108,841.75-3,162,608.39-760,829.12

Finding the Fourth Proportional to 2,108,841.75, 3,162,608.39 and 760,829.12

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Solution

The fourth proportional to 2,108,841.75, 3,162,608.39 and 760,829.12 is: 1,141,007.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,841.75 : 3,162,608.39 = 760,829.12 : x
  2. Step 2: Convert to fraction form
    2,108,841.75/3,162,608.39 = 760,829.12/x
  3. Step 3: Cross multiply
    2,108,841.75x = 3,162,608.39 × 760,829.12
  4. Step 4: Simplify right side
    2,108,841.75x = 2,406,204,538,651.13
  5. Step 5: Solve for x
    x = 2,406,204,538,651.13/2,108,841.75
  6. Step 6: Final answer
    x = 1,141,007.64

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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.