Home / 3,328,117.20-4,992,175.80-3,197,480.40

Finding the Fourth Proportional to 3,328,117.20, 4,992,175.80 and 3,197,480.40

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Solution

The fourth proportional to 3,328,117.20, 4,992,175.80 and 3,197,480.40 is: 4,796,220.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328,117.20 : 4,992,175.80 = 3,197,480.40 : x
  2. Step 2: Convert to fraction form
    3,328,117.20/4,992,175.80 = 3,197,480.40/x
  3. Step 3: Cross multiply
    3,328,117.20x = 4,992,175.80 × 3,197,480.40
  4. Step 4: Simplify right side
    3,328,117.20x = 15,962,384,273,854.32
  5. Step 5: Solve for x
    x = 15,962,384,273,854.32/3,328,117.20
  6. Step 6: Final answer
    x = 4,796,220.60

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Similar ratio
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1.5x scale

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.