Home / 3,610,138.76-4,979,121.71-3,068,068.94

Finding the Fourth Proportional to 3,610,138.76, 4,979,121.71 and 3,068,068.94

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Solution

The fourth proportional to 3,610,138.76, 4,979,121.71 and 3,068,068.94 is: 4,231,496.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610,138.76 : 4,979,121.71 = 3,068,068.94 : x
  2. Step 2: Convert to fraction form
    3,610,138.76/4,979,121.71 = 3,068,068.94/x
  3. Step 3: Cross multiply
    3,610,138.76x = 4,979,121.71 × 3,068,068.94
  4. Step 4: Simplify right side
    3,610,138.76x = 15,276,288,699,261.14
  5. Step 5: Solve for x
    x = 15,276,288,699,261.14/3,610,138.76
  6. Step 6: Final answer
    x = 4,231,496.27

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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.