Home / 2,080,853.05-3,121,209.21-732,980.43

Finding the Fourth Proportional to 2,080,853.05, 3,121,209.21 and 732,980.43

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Solution

The fourth proportional to 2,080,853.05, 3,121,209.21 and 732,980.43 is: 1,099,445.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,853.05 : 3,121,209.21 = 732,980.43 : x
  2. Step 2: Convert to fraction form
    2,080,853.05/3,121,209.21 = 732,980.43/x
  3. Step 3: Cross multiply
    2,080,853.05x = 3,121,209.21 × 732,980.43
  4. Step 4: Simplify right side
    2,080,853.05x = 2,287,785,268,865.76
  5. Step 5: Solve for x
    x = 2,287,785,268,865.76/2,080,853.05
  6. Step 6: Final answer
    x = 1,099,445.86

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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.