Home / 2,881,979.09-4,324,463.99-1,284,170.55

Finding the Fourth Proportional to 2,881,979.09, 4,324,463.99 and 1,284,170.55

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Solution

The fourth proportional to 2,881,979.09, 4,324,463.99 and 1,284,170.55 is: 1,926,922.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881,979.09 : 4,324,463.99 = 1,284,170.55 : x
  2. Step 2: Convert to fraction form
    2,881,979.09/4,324,463.99 = 1,284,170.55/x
  3. Step 3: Cross multiply
    2,881,979.09x = 4,324,463.99 × 1,284,170.55
  4. Step 4: Simplify right side
    2,881,979.09x = 5,553,349,300,493.50
  5. Step 5: Solve for x
    x = 5,553,349,300,493.50/2,881,979.09
  6. Step 6: Final answer
    x = 1,926,922.13

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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.