Home / 3,825,579.38-5,279,300.15-2,106,695.79

Finding the Fourth Proportional to 3,825,579.38, 5,279,300.15 and 2,106,695.79

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Solution

The fourth proportional to 3,825,579.38, 5,279,300.15 and 2,106,695.79 is: 2,907,240.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825,579.38 : 5,279,300.15 = 2,106,695.79 : x
  2. Step 2: Convert to fraction form
    3,825,579.38/5,279,300.15 = 2,106,695.79/x
  3. Step 3: Cross multiply
    3,825,579.38x = 5,279,300.15 × 2,106,695.79
  4. Step 4: Simplify right side
    3,825,579.38x = 11,121,879,389,617.89
  5. Step 5: Solve for x
    x = 11,121,879,389,617.89/3,825,579.38
  6. Step 6: Final answer
    x = 2,907,240.52

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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.