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Finding the Fourth Proportional to 903,571.92, 1,352,694.60 and 791,471.16

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Solution

The fourth proportional to 903,571.92, 1,352,694.60 and 791,471.16 is: 1,184,873.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,571.92 : 1,352,694.60 = 791,471.16 : x
  2. Step 2: Convert to fraction form
    903,571.92/1,352,694.60 = 791,471.16/x
  3. Step 3: Cross multiply
    903,571.92x = 1,352,694.60 × 791,471.16
  4. Step 4: Simplify right side
    903,571.92x = 1,070,618,764,187.74
  5. Step 5: Solve for x
    x = 1,070,618,764,187.74/903,571.92
  6. Step 6: Final answer
    x = 1,184,873.88

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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.