Home / 999,944.76-1,379,913.86-541,049.19

Finding the Fourth Proportional to 999,944.76, 1,379,913.86 and 541,049.19

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Solution

The fourth proportional to 999,944.76, 1,379,913.86 and 541,049.19 is: 746,642.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,944.76 : 1,379,913.86 = 541,049.19 : x
  2. Step 2: Convert to fraction form
    999,944.76/1,379,913.86 = 541,049.19/x
  3. Step 3: Cross multiply
    999,944.76x = 1,379,913.86 × 541,049.19
  4. Step 4: Simplify right side
    999,944.76x = 746,601,273,517.53
  5. Step 5: Solve for x
    x = 746,601,273,517.53/999,944.76
  6. Step 6: Final answer
    x = 746,642.52

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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.