Home / 1,080,841.44-1,621,015.38-406,993.80

Finding the Fourth Proportional to 1,080,841.44, 1,621,015.38 and 406,993.80

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Solution

The fourth proportional to 1,080,841.44, 1,621,015.38 and 406,993.80 is: 610,397.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,841.44 : 1,621,015.38 = 406,993.80 : x
  2. Step 2: Convert to fraction form
    1,080,841.44/1,621,015.38 = 406,993.80/x
  3. Step 3: Cross multiply
    1,080,841.44x = 1,621,015.38 × 406,993.80
  4. Step 4: Simplify right side
    1,080,841.44x = 659,743,209,364.64
  5. Step 5: Solve for x
    x = 659,743,209,364.64/1,080,841.44
  6. Step 6: Final answer
    x = 610,397.77

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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.