Home / 2,993,939.26-4,133,467.11-1,948,356.76

Finding the Fourth Proportional to 2,993,939.26, 4,133,467.11 and 1,948,356.76

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Solution

The fourth proportional to 2,993,939.26, 4,133,467.11 and 1,948,356.76 is: 2,689,923.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993,939.26 : 4,133,467.11 = 1,948,356.76 : x
  2. Step 2: Convert to fraction form
    2,993,939.26/4,133,467.11 = 1,948,356.76/x
  3. Step 3: Cross multiply
    2,993,939.26x = 4,133,467.11 × 1,948,356.76
  4. Step 4: Simplify right side
    2,993,939.26x = 8,053,468,586,006.16
  5. Step 5: Solve for x
    x = 8,053,468,586,006.16/2,993,939.26
  6. Step 6: Final answer
    x = 2,689,923.84

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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.