Home / 3,240,019.80-4,860,029.70-995,866.20

Finding the Fourth Proportional to 3,240,019.80, 4,860,029.70 and 995,866.20

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Solution

The fourth proportional to 3,240,019.80, 4,860,029.70 and 995,866.20 is: 1,493,799.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,019.80 : 4,860,029.70 = 995,866.20 : x
  2. Step 2: Convert to fraction form
    3,240,019.80/4,860,029.70 = 995,866.20/x
  3. Step 3: Cross multiply
    3,240,019.80x = 4,860,029.70 × 995,866.20
  4. Step 4: Simplify right side
    3,240,019.80x = 4,839,939,309,226.14
  5. Step 5: Solve for x
    x = 4,839,939,309,226.14/3,240,019.80
  6. Step 6: Final answer
    x = 1,493,799.30

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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.