Home / 4,275,144.40-6,412,716.60-1,080,279.76

Finding the Fourth Proportional to 4,275,144.40, 6,412,716.60 and 1,080,279.76

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Solution

The fourth proportional to 4,275,144.40, 6,412,716.60 and 1,080,279.76 is: 1,620,419.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275,144.40 : 6,412,716.60 = 1,080,279.76 : x
  2. Step 2: Convert to fraction form
    4,275,144.40/6,412,716.60 = 1,080,279.76/x
  3. Step 3: Cross multiply
    4,275,144.40x = 6,412,716.60 × 1,080,279.76
  4. Step 4: Simplify right side
    4,275,144.40x = 6,927,527,949,596.02
  5. Step 5: Solve for x
    x = 6,927,527,949,596.02/4,275,144.40
  6. Step 6: Final answer
    x = 1,620,419.64

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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.