Home / 3,886,523.64-5,363,409.78-2,167,754.94

Finding the Fourth Proportional to 3,886,523.64, 5,363,409.78 and 2,167,754.94

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Solution

The fourth proportional to 3,886,523.64, 5,363,409.78 and 2,167,754.94 is: 2,991,505.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,523.64 : 5,363,409.78 = 2,167,754.94 : x
  2. Step 2: Convert to fraction form
    3,886,523.64/5,363,409.78 = 2,167,754.94/x
  3. Step 3: Cross multiply
    3,886,523.64x = 5,363,409.78 × 2,167,754.94
  4. Step 4: Simplify right side
    3,886,523.64x = 11,626,558,045,839.31
  5. Step 5: Solve for x
    x = 11,626,558,045,839.31/3,886,523.64
  6. Step 6: Final answer
    x = 2,991,505.81

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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.