Home / 3,715,137-5,566,352.72-2,905,208.69

Finding the Fourth Proportional to 3,715,137, 5,566,352.72 and 2,905,208.69

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Solution

The fourth proportional to 3,715,137, 5,566,352.72 and 2,905,208.69 is: 4,352,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715,137 : 5,566,352.72 = 2,905,208.69 : x
  2. Step 2: Convert to fraction form
    3,715,137/5,566,352.72 = 2,905,208.69/x
  3. Step 3: Cross multiply
    3,715,137x = 5,566,352.72 × 2,905,208.69
  4. Step 4: Simplify right side
    3,715,137x = 16,171,416,251,391.33
  5. Step 5: Solve for x
    x = 16,171,416,251,391.33/3,715,137
  6. Step 6: Final answer
    x = 4,352,845.20

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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.