Home / 1,538,576.28-2,123,230.05-850,229.01

Finding the Fourth Proportional to 1,538,576.28, 2,123,230.05 and 850,229.01

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Solution

The fourth proportional to 1,538,576.28, 2,123,230.05 and 850,229.01 is: 1,173,313.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,576.28 : 2,123,230.05 = 850,229.01 : x
  2. Step 2: Convert to fraction form
    1,538,576.28/2,123,230.05 = 850,229.01/x
  3. Step 3: Cross multiply
    1,538,576.28x = 2,123,230.05 × 850,229.01
  4. Step 4: Simplify right side
    1,538,576.28x = 1,805,231,783,413.75
  5. Step 5: Solve for x
    x = 1,805,231,783,413.75/1,538,576.28
  6. Step 6: Final answer
    x = 1,173,313.15

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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.