Home / 1,126,049.52-1,684,836.54-789,746.58

Finding the Fourth Proportional to 1,126,049.52, 1,684,836.54 and 789,746.58

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Solution

The fourth proportional to 1,126,049.52, 1,684,836.54 and 789,746.58 is: 1,181,647.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,049.52 : 1,684,836.54 = 789,746.58 : x
  2. Step 2: Convert to fraction form
    1,126,049.52/1,684,836.54 = 789,746.58/x
  3. Step 3: Cross multiply
    1,126,049.52x = 1,684,836.54 × 789,746.58
  4. Step 4: Simplify right side
    1,126,049.52x = 1,330,593,895,324.03
  5. Step 5: Solve for x
    x = 1,330,593,895,324.03/1,126,049.52
  6. Step 6: Final answer
    x = 1,181,647.76

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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.