Home / 2,080,205.70-3,120,308.55-881,924.10

Finding the Fourth Proportional to 2,080,205.70, 3,120,308.55 and 881,924.10

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Solution

The fourth proportional to 2,080,205.70, 3,120,308.55 and 881,924.10 is: 1,322,886.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,205.70 : 3,120,308.55 = 881,924.10 : x
  2. Step 2: Convert to fraction form
    2,080,205.70/3,120,308.55 = 881,924.10/x
  3. Step 3: Cross multiply
    2,080,205.70x = 3,120,308.55 × 881,924.10
  4. Step 4: Simplify right side
    2,080,205.70x = 2,751,875,309,681.05
  5. Step 5: Solve for x
    x = 2,751,875,309,681.05/2,080,205.70
  6. Step 6: Final answer
    x = 1,322,886.15

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Double scale
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Similar ratio
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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.