Home / 2,847,236.05-3,929,185.39-1,558,076.10

Finding the Fourth Proportional to 2,847,236.05, 3,929,185.39 and 1,558,076.10

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Solution

The fourth proportional to 2,847,236.05, 3,929,185.39 and 1,558,076.10 is: 2,150,144.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847,236.05 : 3,929,185.39 = 1,558,076.10 : x
  2. Step 2: Convert to fraction form
    2,847,236.05/3,929,185.39 = 1,558,076.10/x
  3. Step 3: Cross multiply
    2,847,236.05x = 3,929,185.39 × 1,558,076.10
  4. Step 4: Simplify right side
    2,847,236.05x = 6,121,969,848,628.18
  5. Step 5: Solve for x
    x = 6,121,969,848,628.18/2,847,236.05
  6. Step 6: Final answer
    x = 2,150,144.82

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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.