Home / 2,689,939.39-4,034,927.22-983,380.62

Finding the Fourth Proportional to 2,689,939.39, 4,034,927.22 and 983,380.62

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Solution

The fourth proportional to 2,689,939.39, 4,034,927.22 and 983,380.62 is: 1,475,077.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,939.39 : 4,034,927.22 = 983,380.62 : x
  2. Step 2: Convert to fraction form
    2,689,939.39/4,034,927.22 = 983,380.62/x
  3. Step 3: Cross multiply
    2,689,939.39x = 4,034,927.22 × 983,380.62
  4. Step 4: Simplify right side
    2,689,939.39x = 3,967,869,233,183.73
  5. Step 5: Solve for x
    x = 3,967,869,233,183.73/2,689,939.39
  6. Step 6: Final answer
    x = 1,475,077.56

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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.