Home / 3,836,147.25-5,293,857.72-2,117,267.76

Finding the Fourth Proportional to 3,836,147.25, 5,293,857.72 and 2,117,267.76

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Solution

The fourth proportional to 3,836,147.25, 5,293,857.72 and 2,117,267.76 is: 2,921,815.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,147.25 : 5,293,857.72 = 2,117,267.76 : x
  2. Step 2: Convert to fraction form
    3,836,147.25/5,293,857.72 = 2,117,267.76/x
  3. Step 3: Cross multiply
    3,836,147.25x = 5,293,857.72 × 2,117,267.76
  4. Step 4: Simplify right side
    3,836,147.25x = 11,208,514,276,583.11
  5. Step 5: Solve for x
    x = 11,208,514,276,583.11/3,836,147.25
  6. Step 6: Final answer
    x = 2,921,815.44

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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.