Home / 4,871,077.89-6,722,100.57-2,695,771.05

Finding the Fourth Proportional to 4,871,077.89, 6,722,100.57 and 2,695,771.05

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Solution

The fourth proportional to 4,871,077.89, 6,722,100.57 and 2,695,771.05 is: 3,720,171.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871,077.89 : 6,722,100.57 = 2,695,771.05 : x
  2. Step 2: Convert to fraction form
    4,871,077.89/6,722,100.57 = 2,695,771.05/x
  3. Step 3: Cross multiply
    4,871,077.89x = 6,722,100.57 × 2,695,771.05
  4. Step 4: Simplify right side
    4,871,077.89x = 18,121,244,111,794.50
  5. Step 5: Solve for x
    x = 18,121,244,111,794.50/4,871,077.89
  6. Step 6: Final answer
    x = 3,720,171.29

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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.