Home / 3,800,346.88-5,244,563.55-2,168,721.76

Finding the Fourth Proportional to 3,800,346.88, 5,244,563.55 and 2,168,721.76

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Solution

The fourth proportional to 3,800,346.88, 5,244,563.55 and 2,168,721.76 is: 2,992,884.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800,346.88 : 5,244,563.55 = 2,168,721.76 : x
  2. Step 2: Convert to fraction form
    3,800,346.88/5,244,563.55 = 2,168,721.76/x
  3. Step 3: Cross multiply
    3,800,346.88x = 5,244,563.55 × 2,168,721.76
  4. Step 4: Simplify right side
    3,800,346.88x = 11,373,999,092,587.85
  5. Step 5: Solve for x
    x = 11,373,999,092,587.85/3,800,346.88
  6. Step 6: Final answer
    x = 2,992,884.45

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1.5x scale

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.