Home / 3,946,078.32-5,446,498-2,315,009.60

Finding the Fourth Proportional to 3,946,078.32, 5,446,498 and 2,315,009.60

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Solution

The fourth proportional to 3,946,078.32, 5,446,498 and 2,315,009.60 is: 3,195,247.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946,078.32 : 5,446,498 = 2,315,009.60 : x
  2. Step 2: Convert to fraction form
    3,946,078.32/5,446,498 = 2,315,009.60/x
  3. Step 3: Cross multiply
    3,946,078.32x = 5,446,498 × 2,315,009.60
  4. Step 4: Simplify right side
    3,946,078.32x = 12,608,695,156,380.80
  5. Step 5: Solve for x
    x = 12,608,695,156,380.80/3,946,078.32
  6. Step 6: Final answer
    x = 3,195,247.06

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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.