Home / 3,477,001.20-5,215,501.80-2,469,231.60

Finding the Fourth Proportional to 3,477,001.20, 5,215,501.80 and 2,469,231.60

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Solution

The fourth proportional to 3,477,001.20, 5,215,501.80 and 2,469,231.60 is: 3,703,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,001.20 : 5,215,501.80 = 2,469,231.60 : x
  2. Step 2: Convert to fraction form
    3,477,001.20/5,215,501.80 = 2,469,231.60/x
  3. Step 3: Cross multiply
    3,477,001.20x = 5,215,501.80 × 2,469,231.60
  4. Step 4: Simplify right side
    3,477,001.20x = 12,878,281,854,416.88
  5. Step 5: Solve for x
    x = 12,878,281,854,416.88/3,477,001.20
  6. Step 6: Final answer
    x = 3,703,847.40

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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.