Home / 2,207,443.66-3,317,538.64-2,054,190.78

Finding the Fourth Proportional to 2,207,443.66, 3,317,538.64 and 2,054,190.78

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Solution

The fourth proportional to 2,207,443.66, 3,317,538.64 and 2,054,190.78 is: 3,087,216.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207,443.66 : 3,317,538.64 = 2,054,190.78 : x
  2. Step 2: Convert to fraction form
    2,207,443.66/3,317,538.64 = 2,054,190.78/x
  3. Step 3: Cross multiply
    2,207,443.66x = 3,317,538.64 × 2,054,190.78
  4. Step 4: Simplify right side
    2,207,443.66x = 6,814,857,286,581.74
  5. Step 5: Solve for x
    x = 6,814,857,286,581.74/2,207,443.66
  6. Step 6: Final answer
    x = 3,087,216.86

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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.