Home / 1,979,320.74-2,734,025.04-1,464,121.86

Finding the Fourth Proportional to 1,979,320.74, 2,734,025.04 and 1,464,121.86

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Solution

The fourth proportional to 1,979,320.74, 2,734,025.04 and 1,464,121.86 is: 2,022,383.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,320.74 : 2,734,025.04 = 1,464,121.86 : x
  2. Step 2: Convert to fraction form
    1,979,320.74/2,734,025.04 = 1,464,121.86/x
  3. Step 3: Cross multiply
    1,979,320.74x = 2,734,025.04 × 1,464,121.86
  4. Step 4: Simplify right side
    1,979,320.74x = 4,002,945,826,851.37
  5. Step 5: Solve for x
    x = 4,002,945,826,851.37/1,979,320.74
  6. Step 6: Final answer
    x = 2,022,383.61

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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.