Home / 3,415,508.16-5,112,633.42-2,150,678.58

Finding the Fourth Proportional to 3,415,508.16, 5,112,633.42 and 2,150,678.58

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Solution

The fourth proportional to 3,415,508.16, 5,112,633.42 and 2,150,678.58 is: 3,219,325.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415,508.16 : 5,112,633.42 = 2,150,678.58 : x
  2. Step 2: Convert to fraction form
    3,415,508.16/5,112,633.42 = 2,150,678.58/x
  3. Step 3: Cross multiply
    3,415,508.16x = 5,112,633.42 × 2,150,678.58
  4. Step 4: Simplify right side
    3,415,508.16x = 10,995,631,183,786.14
  5. Step 5: Solve for x
    x = 10,995,631,183,786.14/3,415,508.16
  6. Step 6: Final answer
    x = 3,219,325.11

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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.