Home / 1,336,004.80-2,004,007.20-325,118.73

Finding the Fourth Proportional to 1,336,004.80, 2,004,007.20 and 325,118.73

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Solution

The fourth proportional to 1,336,004.80, 2,004,007.20 and 325,118.73 is: 487,678.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,004.80 : 2,004,007.20 = 325,118.73 : x
  2. Step 2: Convert to fraction form
    1,336,004.80/2,004,007.20 = 325,118.73/x
  3. Step 3: Cross multiply
    1,336,004.80x = 2,004,007.20 × 325,118.73
  4. Step 4: Simplify right side
    1,336,004.80x = 651,540,275,774.86
  5. Step 5: Solve for x
    x = 651,540,275,774.86/1,336,004.80
  6. Step 6: Final answer
    x = 487,678.10

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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.