Home / 3,239,144.80-4,858,832.40-995,279.20

Finding the Fourth Proportional to 3,239,144.80, 4,858,832.40 and 995,279.20

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Solution

The fourth proportional to 3,239,144.80, 4,858,832.40 and 995,279.20 is: 1,492,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239,144.80 : 4,858,832.40 = 995,279.20 : x
  2. Step 2: Convert to fraction form
    3,239,144.80/4,858,832.40 = 995,279.20/x
  3. Step 3: Cross multiply
    3,239,144.80x = 4,858,832.40 × 995,279.20
  4. Step 4: Simplify right side
    3,239,144.80x = 4,835,894,824,006.08
  5. Step 5: Solve for x
    x = 4,835,894,824,006.08/3,239,144.80
  6. Step 6: Final answer
    x = 1,492,954.20

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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.