Home / 2,079,324.80-3,118,695.60-659,524.40

Finding the Fourth Proportional to 2,079,324.80, 3,118,695.60 and 659,524.40

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Solution

The fourth proportional to 2,079,324.80, 3,118,695.60 and 659,524.40 is: 989,194.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,324.80 : 3,118,695.60 = 659,524.40 : x
  2. Step 2: Convert to fraction form
    2,079,324.80/3,118,695.60 = 659,524.40/x
  3. Step 3: Cross multiply
    2,079,324.80x = 3,118,695.60 × 659,524.40
  4. Step 4: Simplify right side
    2,079,324.80x = 2,056,855,844,372.64
  5. Step 5: Solve for x
    x = 2,056,855,844,372.64/2,079,324.80
  6. Step 6: Final answer
    x = 989,194.11

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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.