Home / 2,808,049.20-4,212,073.80-2,630,902.20

Finding the Fourth Proportional to 2,808,049.20, 4,212,073.80 and 2,630,902.20

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Solution

The fourth proportional to 2,808,049.20, 4,212,073.80 and 2,630,902.20 is: 3,946,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,049.20 : 4,212,073.80 = 2,630,902.20 : x
  2. Step 2: Convert to fraction form
    2,808,049.20/4,212,073.80 = 2,630,902.20/x
  3. Step 3: Cross multiply
    2,808,049.20x = 4,212,073.80 × 2,630,902.20
  4. Step 4: Simplify right side
    2,808,049.20x = 11,081,554,226,982.36
  5. Step 5: Solve for x
    x = 11,081,554,226,982.36/2,808,049.20
  6. Step 6: Final answer
    x = 3,946,353.30

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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.