Home / 3,112,183.14-4,667,151.30-1,315,205.46

Finding the Fourth Proportional to 3,112,183.14, 4,667,151.30 and 1,315,205.46

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Solution

The fourth proportional to 3,112,183.14, 4,667,151.30 and 1,315,205.46 is: 1,972,333.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,183.14 : 4,667,151.30 = 1,315,205.46 : x
  2. Step 2: Convert to fraction form
    3,112,183.14/4,667,151.30 = 1,315,205.46/x
  3. Step 3: Cross multiply
    3,112,183.14x = 4,667,151.30 × 1,315,205.46
  4. Step 4: Simplify right side
    3,112,183.14x = 6,138,262,872,406.10
  5. Step 5: Solve for x
    x = 6,138,262,872,406.10/3,112,183.14
  6. Step 6: Final answer
    x = 1,972,333.44

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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.