Home / 2,149,398.79-2,966,170.21-1,182,508.32

Finding the Fourth Proportional to 2,149,398.79, 2,966,170.21 and 1,182,508.32

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Solution

The fourth proportional to 2,149,398.79, 2,966,170.21 and 1,182,508.32 is: 1,631,861.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,398.79 : 2,966,170.21 = 1,182,508.32 : x
  2. Step 2: Convert to fraction form
    2,149,398.79/2,966,170.21 = 1,182,508.32/x
  3. Step 3: Cross multiply
    2,149,398.79x = 2,966,170.21 × 1,182,508.32
  4. Step 4: Simplify right side
    2,149,398.79x = 3,507,520,951,861.15
  5. Step 5: Solve for x
    x = 3,507,520,951,861.15/2,149,398.79
  6. Step 6: Final answer
    x = 1,631,861.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.