Home / 3,827,909.92-5,282,467.14-2,085,651.85

Finding the Fourth Proportional to 3,827,909.92, 5,282,467.14 and 2,085,651.85

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Solution

The fourth proportional to 3,827,909.92, 5,282,467.14 and 2,085,651.85 is: 2,878,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827,909.92 : 5,282,467.14 = 2,085,651.85 : x
  2. Step 2: Convert to fraction form
    3,827,909.92/5,282,467.14 = 2,085,651.85/x
  3. Step 3: Cross multiply
    3,827,909.92x = 5,282,467.14 × 2,085,651.85
  4. Step 4: Simplify right side
    3,827,909.92x = 11,017,387,363,105.21
  5. Step 5: Solve for x
    x = 11,017,387,363,105.21/3,827,909.92
  6. Step 6: Final answer
    x = 2,878,173.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.