Home / 3,887,235.20-5,364,393.22-2,168,467.04

Finding the Fourth Proportional to 3,887,235.20, 5,364,393.22 and 2,168,467.04

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Solution

The fourth proportional to 3,887,235.20, 5,364,393.22 and 2,168,467.04 is: 2,992,489.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,235.20 : 5,364,393.22 = 2,168,467.04 : x
  2. Step 2: Convert to fraction form
    3,887,235.20/5,364,393.22 = 2,168,467.04/x
  3. Step 3: Cross multiply
    3,887,235.20x = 5,364,393.22 × 2,168,467.04
  4. Step 4: Simplify right side
    3,887,235.20x = 11,632,509,887,169.47
  5. Step 5: Solve for x
    x = 11,632,509,887,169.47/3,887,235.20
  6. Step 6: Final answer
    x = 2,992,489.34

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1.5x scale

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.