Home / 4,211,012.80-6,316,519.20-2,080,656.10

Finding the Fourth Proportional to 4,211,012.80, 6,316,519.20 and 2,080,656.10

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Solution

The fourth proportional to 4,211,012.80, 6,316,519.20 and 2,080,656.10 is: 3,120,984.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211,012.80 : 6,316,519.20 = 2,080,656.10 : x
  2. Step 2: Convert to fraction form
    4,211,012.80/6,316,519.20 = 2,080,656.10/x
  3. Step 3: Cross multiply
    4,211,012.80x = 6,316,519.20 × 2,080,656.10
  4. Step 4: Simplify right side
    4,211,012.80x = 13,142,504,204,247.12
  5. Step 5: Solve for x
    x = 13,142,504,204,247.12/4,211,012.80
  6. Step 6: Final answer
    x = 3,120,984.15

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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.