Home / 3,286,410.90-4,929,616.35-2,489,249.40

Finding the Fourth Proportional to 3,286,410.90, 4,929,616.35 and 2,489,249.40

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Solution

The fourth proportional to 3,286,410.90, 4,929,616.35 and 2,489,249.40 is: 3,733,874.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,410.90 : 4,929,616.35 = 2,489,249.40 : x
  2. Step 2: Convert to fraction form
    3,286,410.90/4,929,616.35 = 2,489,249.40/x
  3. Step 3: Cross multiply
    3,286,410.90x = 4,929,616.35 × 2,489,249.40
  4. Step 4: Simplify right side
    3,286,410.90x = 12,271,044,541,467.69
  5. Step 5: Solve for x
    x = 12,271,044,541,467.69/3,286,410.90
  6. Step 6: Final answer
    x = 3,733,874.10

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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.