Home / 1,336,012.80-2,004,019.20-325,126.73

Finding the Fourth Proportional to 1,336,012.80, 2,004,019.20 and 325,126.73

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Solution

The fourth proportional to 1,336,012.80, 2,004,019.20 and 325,126.73 is: 487,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,012.80 : 2,004,019.20 = 325,126.73 : x
  2. Step 2: Convert to fraction form
    1,336,012.80/2,004,019.20 = 325,126.73/x
  3. Step 3: Cross multiply
    1,336,012.80x = 2,004,019.20 × 325,126.73
  4. Step 4: Simplify right side
    1,336,012.80x = 651,560,209,353.22
  5. Step 5: Solve for x
    x = 651,560,209,353.22/1,336,012.80
  6. Step 6: Final answer
    x = 487,690.10

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Similar ratio
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1.5x scale

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.