Home / 2,215,909.96-3,057,954.79-1,197,314.71

Finding the Fourth Proportional to 2,215,909.96, 3,057,954.79 and 1,197,314.71

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Solution

The fourth proportional to 2,215,909.96, 3,057,954.79 and 1,197,314.71 is: 1,652,293.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,909.96 : 3,057,954.79 = 1,197,314.71 : x
  2. Step 2: Convert to fraction form
    2,215,909.96/3,057,954.79 = 1,197,314.71/x
  3. Step 3: Cross multiply
    2,215,909.96x = 3,057,954.79 × 1,197,314.71
  4. Step 4: Simplify right side
    2,215,909.96x = 3,661,334,252,581.96
  5. Step 5: Solve for x
    x = 3,661,334,252,581.96/2,215,909.96
  6. Step 6: Final answer
    x = 1,652,293.78

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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.