Home / 3,826,359.64-5,739,869.88-986,447.80

Finding the Fourth Proportional to 3,826,359.64, 5,739,869.88 and 986,447.80

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Solution

The fourth proportional to 3,826,359.64, 5,739,869.88 and 986,447.80 is: 1,479,756.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,359.64 : 5,739,869.88 = 986,447.80 : x
  2. Step 2: Convert to fraction form
    3,826,359.64/5,739,869.88 = 986,447.80/x
  3. Step 3: Cross multiply
    3,826,359.64x = 5,739,869.88 × 986,447.80
  4. Step 4: Simplify right side
    3,826,359.64x = 5,662,082,015,412.26
  5. Step 5: Solve for x
    x = 5,662,082,015,412.26/3,826,359.64
  6. Step 6: Final answer
    x = 1,479,756.88

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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.