Home / 1,821,278.82-2,731,442.21-541,541.64

Finding the Fourth Proportional to 1,821,278.82, 2,731,442.21 and 541,541.64

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Solution

The fourth proportional to 1,821,278.82, 2,731,442.21 and 541,541.64 is: 812,170.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,278.82 : 2,731,442.21 = 541,541.64 : x
  2. Step 2: Convert to fraction form
    1,821,278.82/2,731,442.21 = 541,541.64/x
  3. Step 3: Cross multiply
    1,821,278.82x = 2,731,442.21 × 541,541.64
  4. Step 4: Simplify right side
    1,821,278.82x = 1,479,189,693,968.62
  5. Step 5: Solve for x
    x = 1,479,189,693,968.62/1,821,278.82
  6. Step 6: Final answer
    x = 812,170.92

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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.