Home / 3,861,088.53-5,328,302.82-2,142,204.96

Finding the Fourth Proportional to 3,861,088.53, 5,328,302.82 and 2,142,204.96

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Solution

The fourth proportional to 3,861,088.53, 5,328,302.82 and 2,142,204.96 is: 2,956,243.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861,088.53 : 5,328,302.82 = 2,142,204.96 : x
  2. Step 2: Convert to fraction form
    3,861,088.53/5,328,302.82 = 2,142,204.96/x
  3. Step 3: Cross multiply
    3,861,088.53x = 5,328,302.82 × 2,142,204.96
  4. Step 4: Simplify right side
    3,861,088.53x = 11,414,316,729,385.99
  5. Step 5: Solve for x
    x = 11,414,316,729,385.99/3,861,088.53
  6. Step 6: Final answer
    x = 2,956,243.20

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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.