Home / 2,976,896.81-4,110,431.61-2,287,481.96

Finding the Fourth Proportional to 2,976,896.81, 4,110,431.61 and 2,287,481.96

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Solution

The fourth proportional to 2,976,896.81, 4,110,431.61 and 2,287,481.96 is: 3,158,503.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976,896.81 : 4,110,431.61 = 2,287,481.96 : x
  2. Step 2: Convert to fraction form
    2,976,896.81/4,110,431.61 = 2,287,481.96/x
  3. Step 3: Cross multiply
    2,976,896.81x = 4,110,431.61 × 2,287,481.96
  4. Step 4: Simplify right side
    2,976,896.81x = 9,402,538,135,136.60
  5. Step 5: Solve for x
    x = 9,402,538,135,136.60/2,976,896.81
  6. Step 6: Final answer
    x = 3,158,503.22

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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.