Home / 3,886,399.32-5,363,240.60-2,167,631.16

Finding the Fourth Proportional to 3,886,399.32, 5,363,240.60 and 2,167,631.16

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Solution

The fourth proportional to 3,886,399.32, 5,363,240.60 and 2,167,631.16 is: 2,991,336.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,399.32 : 5,363,240.60 = 2,167,631.16 : x
  2. Step 2: Convert to fraction form
    3,886,399.32/5,363,240.60 = 2,167,631.16/x
  3. Step 3: Cross multiply
    3,886,399.32x = 5,363,240.60 × 2,167,631.16
  4. Step 4: Simplify right side
    3,886,399.32x = 11,625,527,443,137.10
  5. Step 5: Solve for x
    x = 11,625,527,443,137.10/3,886,399.32
  6. Step 6: Final answer
    x = 2,991,336.32

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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.