Home / 2,126,923.28-3,188,591.58-927,966.20

Finding the Fourth Proportional to 2,126,923.28, 3,188,591.58 and 927,966.20

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Solution

The fourth proportional to 2,126,923.28, 3,188,591.58 and 927,966.20 is: 1,391,166.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,923.28 : 3,188,591.58 = 927,966.20 : x
  2. Step 2: Convert to fraction form
    2,126,923.28/3,188,591.58 = 927,966.20/x
  3. Step 3: Cross multiply
    2,126,923.28x = 3,188,591.58 × 927,966.20
  4. Step 4: Simplify right side
    2,126,923.28x = 2,958,905,211,844.60
  5. Step 5: Solve for x
    x = 2,958,905,211,844.60/2,126,923.28
  6. Step 6: Final answer
    x = 1,391,166.87

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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.