Home / 2,225,263.82-3,070,865.79-1,206,668.57

Finding the Fourth Proportional to 2,225,263.82, 3,070,865.79 and 1,206,668.57

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Solution

The fourth proportional to 2,225,263.82, 3,070,865.79 and 1,206,668.57 is: 1,665,203.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,263.82 : 3,070,865.79 = 1,206,668.57 : x
  2. Step 2: Convert to fraction form
    2,225,263.82/3,070,865.79 = 1,206,668.57/x
  3. Step 3: Cross multiply
    2,225,263.82x = 3,070,865.79 × 1,206,668.57
  4. Step 4: Simplify right side
    2,225,263.82x = 3,705,517,216,126.89
  5. Step 5: Solve for x
    x = 3,705,517,216,126.89/2,225,263.82
  6. Step 6: Final answer
    x = 1,665,203.56

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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.