Home / 3,151,794.09-4,720,900.47-2,135,339.37

Finding the Fourth Proportional to 3,151,794.09, 4,720,900.47 and 2,135,339.37

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Solution

The fourth proportional to 3,151,794.09, 4,720,900.47 and 2,135,339.37 is: 3,198,408.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,794.09 : 4,720,900.47 = 2,135,339.37 : x
  2. Step 2: Convert to fraction form
    3,151,794.09/4,720,900.47 = 2,135,339.37/x
  3. Step 3: Cross multiply
    3,151,794.09x = 4,720,900.47 × 2,135,339.37
  4. Step 4: Simplify right side
    3,151,794.09x = 10,080,724,635,442.50
  5. Step 5: Solve for x
    x = 10,080,724,635,442.50/3,151,794.09
  6. Step 6: Final answer
    x = 3,198,408.38

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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.