Home / 1,146,863.86-1,582,912.94-727,488.39

Finding the Fourth Proportional to 1,146,863.86, 1,582,912.94 and 727,488.39

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Solution

The fourth proportional to 1,146,863.86, 1,582,912.94 and 727,488.39 is: 1,004,086.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,863.86 : 1,582,912.94 = 727,488.39 : x
  2. Step 2: Convert to fraction form
    1,146,863.86/1,582,912.94 = 727,488.39/x
  3. Step 3: Cross multiply
    1,146,863.86x = 1,582,912.94 × 727,488.39
  4. Step 4: Simplify right side
    1,146,863.86x = 1,151,550,786,230.77
  5. Step 5: Solve for x
    x = 1,151,550,786,230.77/1,146,863.86
  6. Step 6: Final answer
    x = 1,004,086.73

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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.