Home / 2,662,823.16-3,993,841.08-979,533

Finding the Fourth Proportional to 2,662,823.16, 3,993,841.08 and 979,533

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Solution

The fourth proportional to 2,662,823.16, 3,993,841.08 and 979,533 is: 1,469,154.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,662,823.16 : 3,993,841.08 = 979,533 : x
  2. Step 2: Convert to fraction form
    2,662,823.16/3,993,841.08 = 979,533/x
  3. Step 3: Cross multiply
    2,662,823.16x = 3,993,841.08 × 979,533
  4. Step 4: Simplify right side
    2,662,823.16x = 3,912,099,134,615.64
  5. Step 5: Solve for x
    x = 3,912,099,134,615.64/2,662,823.16
  6. Step 6: Final answer
    x = 1,469,154.69

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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.