Home / 1,324,391.92-1,827,607.04-751,419.78

Finding the Fourth Proportional to 1,324,391.92, 1,827,607.04 and 751,419.78

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Solution

The fourth proportional to 1,324,391.92, 1,827,607.04 and 751,419.78 is: 1,036,928.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,391.92 : 1,827,607.04 = 751,419.78 : x
  2. Step 2: Convert to fraction form
    1,324,391.92/1,827,607.04 = 751,419.78/x
  3. Step 3: Cross multiply
    1,324,391.92x = 1,827,607.04 × 751,419.78
  4. Step 4: Simplify right side
    1,324,391.92x = 1,373,300,079,923.25
  5. Step 5: Solve for x
    x = 1,373,300,079,923.25/1,324,391.92
  6. Step 6: Final answer
    x = 1,036,928.77

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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.