Home / 5,218,000.20-7,827,000.30-2,232,016.20

Finding the Fourth Proportional to 5,218,000.20, 7,827,000.30 and 2,232,016.20

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Solution

The fourth proportional to 5,218,000.20, 7,827,000.30 and 2,232,016.20 is: 3,348,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218,000.20 : 7,827,000.30 = 2,232,016.20 : x
  2. Step 2: Convert to fraction form
    5,218,000.20/7,827,000.30 = 2,232,016.20/x
  3. Step 3: Cross multiply
    5,218,000.20x = 7,827,000.30 × 2,232,016.20
  4. Step 4: Simplify right side
    5,218,000.20x = 17,469,991,467,004.86
  5. Step 5: Solve for x
    x = 17,469,991,467,004.86/5,218,000.20
  6. Step 6: Final answer
    x = 3,348,024.30

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Double scale
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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.