Home / 3,455,999.10-5,183,998.65-2,180,540.70

Finding the Fourth Proportional to 3,455,999.10, 5,183,998.65 and 2,180,540.70

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Solution

The fourth proportional to 3,455,999.10, 5,183,998.65 and 2,180,540.70 is: 3,270,811.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,999.10 : 5,183,998.65 = 2,180,540.70 : x
  2. Step 2: Convert to fraction form
    3,455,999.10/5,183,998.65 = 2,180,540.70/x
  3. Step 3: Cross multiply
    3,455,999.10x = 5,183,998.65 × 2,180,540.70
  4. Step 4: Simplify right side
    3,455,999.10x = 11,303,920,045,070.06
  5. Step 5: Solve for x
    x = 11,303,920,045,070.06/3,455,999.10
  6. Step 6: Final answer
    x = 3,270,811.05

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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.