Home / 3,910,472.11-5,866,085.22-1,214,073.28

Finding the Fourth Proportional to 3,910,472.11, 5,866,085.22 and 1,214,073.28

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Solution

The fourth proportional to 3,910,472.11, 5,866,085.22 and 1,214,073.28 is: 1,821,226.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910,472.11 : 5,866,085.22 = 1,214,073.28 : x
  2. Step 2: Convert to fraction form
    3,910,472.11/5,866,085.22 = 1,214,073.28/x
  3. Step 3: Cross multiply
    3,910,472.11x = 5,866,085.22 × 1,214,073.28
  4. Step 4: Simplify right side
    3,910,472.11x = 7,121,857,323,804.92
  5. Step 5: Solve for x
    x = 7,121,857,323,804.92/3,910,472.11
  6. Step 6: Final answer
    x = 1,821,226.98

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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.