Home / 3,240,003.80-4,860,005.70-995,850.20

Finding the Fourth Proportional to 3,240,003.80, 4,860,005.70 and 995,850.20

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Solution

The fourth proportional to 3,240,003.80, 4,860,005.70 and 995,850.20 is: 1,493,775.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,003.80 : 4,860,005.70 = 995,850.20 : x
  2. Step 2: Convert to fraction form
    3,240,003.80/4,860,005.70 = 995,850.20/x
  3. Step 3: Cross multiply
    3,240,003.80x = 4,860,005.70 × 995,850.20
  4. Step 4: Simplify right side
    3,240,003.80x = 4,839,837,648,346.14
  5. Step 5: Solve for x
    x = 4,839,837,648,346.14/3,240,003.80
  6. Step 6: Final answer
    x = 1,493,775.30

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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.