Home / 2,105,452.20-3,156,104.70-1,040,658.60

Finding the Fourth Proportional to 2,105,452.20, 3,156,104.70 and 1,040,658.60

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Solution

The fourth proportional to 2,105,452.20, 3,156,104.70 and 1,040,658.60 is: 1,559,962.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,452.20 : 3,156,104.70 = 1,040,658.60 : x
  2. Step 2: Convert to fraction form
    2,105,452.20/3,156,104.70 = 1,040,658.60/x
  3. Step 3: Cross multiply
    2,105,452.20x = 3,156,104.70 × 1,040,658.60
  4. Step 4: Simplify right side
    2,105,452.20x = 3,284,427,498,555.42
  5. Step 5: Solve for x
    x = 3,284,427,498,555.42/2,105,452.20
  6. Step 6: Final answer
    x = 1,559,962.98

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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.