Home / 3,455,601.80-5,183,402.70-2,199,000.20

Finding the Fourth Proportional to 3,455,601.80, 5,183,402.70 and 2,199,000.20

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Solution

The fourth proportional to 3,455,601.80, 5,183,402.70 and 2,199,000.20 is: 3,298,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,601.80 : 5,183,402.70 = 2,199,000.20 : x
  2. Step 2: Convert to fraction form
    3,455,601.80/5,183,402.70 = 2,199,000.20/x
  3. Step 3: Cross multiply
    3,455,601.80x = 5,183,402.70 × 2,199,000.20
  4. Step 4: Simplify right side
    3,455,601.80x = 11,398,303,573,980.54
  5. Step 5: Solve for x
    x = 11,398,303,573,980.54/3,455,601.80
  6. Step 6: Final answer
    x = 3,298,500.30

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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.