Home / 2,080,801.20-3,121,201.80-1,956,385.20

Finding the Fourth Proportional to 2,080,801.20, 3,121,201.80 and 1,956,385.20

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Solution

The fourth proportional to 2,080,801.20, 3,121,201.80 and 1,956,385.20 is: 2,934,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,801.20 : 3,121,201.80 = 1,956,385.20 : x
  2. Step 2: Convert to fraction form
    2,080,801.20/3,121,201.80 = 1,956,385.20/x
  3. Step 3: Cross multiply
    2,080,801.20x = 3,121,201.80 × 1,956,385.20
  4. Step 4: Simplify right side
    2,080,801.20x = 6,106,273,007,733.36
  5. Step 5: Solve for x
    x = 6,106,273,007,733.36/2,080,801.20
  6. Step 6: Final answer
    x = 2,934,577.80

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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.