Home / 3,187,317.05-4,399,207.45-2,025,536.77

Finding the Fourth Proportional to 3,187,317.05, 4,399,207.45 and 2,025,536.77

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Solution

The fourth proportional to 3,187,317.05, 4,399,207.45 and 2,025,536.77 is: 2,795,691.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,317.05 : 4,399,207.45 = 2,025,536.77 : x
  2. Step 2: Convert to fraction form
    3,187,317.05/4,399,207.45 = 2,025,536.77/x
  3. Step 3: Cross multiply
    3,187,317.05x = 4,399,207.45 × 2,025,536.77
  4. Step 4: Simplify right side
    3,187,317.05x = 8,910,756,457,568.67
  5. Step 5: Solve for x
    x = 8,910,756,457,568.67/3,187,317.05
  6. Step 6: Final answer
    x = 2,795,691.90

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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.