Home / 2,215,911.46-3,057,956.88-1,197,316.22

Finding the Fourth Proportional to 2,215,911.46, 3,057,956.88 and 1,197,316.22

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Solution

The fourth proportional to 2,215,911.46, 3,057,956.88 and 1,197,316.22 is: 1,652,295.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,911.46 : 3,057,956.88 = 1,197,316.22 : x
  2. Step 2: Convert to fraction form
    2,215,911.46/3,057,956.88 = 1,197,316.22/x
  3. Step 3: Cross multiply
    2,215,911.46x = 3,057,956.88 × 1,197,316.22
  4. Step 4: Simplify right side
    2,215,911.46x = 3,661,341,372,484.59
  5. Step 5: Solve for x
    x = 3,661,341,372,484.59/2,215,911.46
  6. Step 6: Final answer
    x = 1,652,295.88

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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.