Home / 3,826,358.64-5,739,868.38-986,446.80

Finding the Fourth Proportional to 3,826,358.64, 5,739,868.38 and 986,446.80

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Solution

The fourth proportional to 3,826,358.64, 5,739,868.38 and 986,446.80 is: 1,479,755.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,358.64 : 5,739,868.38 = 986,446.80 : x
  2. Step 2: Convert to fraction form
    3,826,358.64/5,739,868.38 = 986,446.80/x
  3. Step 3: Cross multiply
    3,826,358.64x = 5,739,868.38 × 986,446.80
  4. Step 4: Simplify right side
    3,826,358.64x = 5,662,074,795,872.19
  5. Step 5: Solve for x
    x = 5,662,074,795,872.19/3,826,358.64
  6. Step 6: Final answer
    x = 1,479,755.38

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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.