Home / 2,090,456.20-3,134,906.70-828,022.60

Finding the Fourth Proportional to 2,090,456.20, 3,134,906.70 and 828,022.60

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Solution

The fourth proportional to 2,090,456.20, 3,134,906.70 and 828,022.60 is: 1,241,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090,456.20 : 3,134,906.70 = 828,022.60 : x
  2. Step 2: Convert to fraction form
    2,090,456.20/3,134,906.70 = 828,022.60/x
  3. Step 3: Cross multiply
    2,090,456.20x = 3,134,906.70 × 828,022.60
  4. Step 4: Simplify right side
    2,090,456.20x = 2,595,773,596,491.42
  5. Step 5: Solve for x
    x = 2,595,773,596,491.42/2,090,456.20
  6. Step 6: Final answer
    x = 1,241,725.90

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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.