Home / 2,384,861.82-3,577,407.54-787,389.54

Finding the Fourth Proportional to 2,384,861.82, 3,577,407.54 and 787,389.54

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Solution

The fourth proportional to 2,384,861.82, 3,577,407.54 and 787,389.54 is: 1,181,122.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384,861.82 : 3,577,407.54 = 787,389.54 : x
  2. Step 2: Convert to fraction form
    2,384,861.82/3,577,407.54 = 787,389.54/x
  3. Step 3: Cross multiply
    2,384,861.82x = 3,577,407.54 × 787,389.54
  4. Step 4: Simplify right side
    2,384,861.82x = 2,816,813,277,313.13
  5. Step 5: Solve for x
    x = 2,816,813,277,313.13/2,384,861.82
  6. Step 6: Final answer
    x = 1,181,122.22

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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.