Home / 3,121,410.32-4,682,490.65-1,099,236.32

Finding the Fourth Proportional to 3,121,410.32, 4,682,490.65 and 1,099,236.32

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Solution

The fourth proportional to 3,121,410.32, 4,682,490.65 and 1,099,236.32 is: 1,648,986.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,410.32 : 4,682,490.65 = 1,099,236.32 : x
  2. Step 2: Convert to fraction form
    3,121,410.32/4,682,490.65 = 1,099,236.32/x
  3. Step 3: Cross multiply
    3,121,410.32x = 4,682,490.65 × 1,099,236.32
  4. Step 4: Simplify right side
    3,121,410.32x = 5,147,163,785,044.23
  5. Step 5: Solve for x
    x = 5,147,163,785,044.23/3,121,410.32
  6. Step 6: Final answer
    x = 1,648,986.60

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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.