Home / 3,653,918.76-5,042,370.42-2,022,329.28

Finding the Fourth Proportional to 3,653,918.76, 5,042,370.42 and 2,022,329.28

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Solution

The fourth proportional to 3,653,918.76, 5,042,370.42 and 2,022,329.28 is: 2,790,793.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,918.76 : 5,042,370.42 = 2,022,329.28 : x
  2. Step 2: Convert to fraction form
    3,653,918.76/5,042,370.42 = 2,022,329.28/x
  3. Step 3: Cross multiply
    3,653,918.76x = 5,042,370.42 × 2,022,329.28
  4. Step 4: Simplify right side
    3,653,918.76x = 10,197,333,340,971.90
  5. Step 5: Solve for x
    x = 10,197,333,340,971.90/3,653,918.76
  6. Step 6: Final answer
    x = 2,790,793.67

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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.