Home / 3,871,467.72-5,807,976.76-2,168,033.48

Finding the Fourth Proportional to 3,871,467.72, 5,807,976.76 and 2,168,033.48

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Solution

The fourth proportional to 3,871,467.72, 5,807,976.76 and 2,168,033.48 is: 3,252,484.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,871,467.72 : 5,807,976.76 = 2,168,033.48 : x
  2. Step 2: Convert to fraction form
    3,871,467.72/5,807,976.76 = 2,168,033.48/x
  3. Step 3: Cross multiply
    3,871,467.72x = 5,807,976.76 × 2,168,033.48
  4. Step 4: Simplify right side
    3,871,467.72x = 12,591,888,066,741.92
  5. Step 5: Solve for x
    x = 12,591,888,066,741.92/3,871,467.72
  6. Step 6: Final answer
    x = 3,252,484.32

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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.