Home / 3,622,652.11-4,999,311.66-1,991,210.32

Finding the Fourth Proportional to 3,622,652.11, 4,999,311.66 and 1,991,210.32

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Solution

The fourth proportional to 3,622,652.11, 4,999,311.66 and 1,991,210.32 is: 2,747,898.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,652.11 : 4,999,311.66 = 1,991,210.32 : x
  2. Step 2: Convert to fraction form
    3,622,652.11/4,999,311.66 = 1,991,210.32/x
  3. Step 3: Cross multiply
    3,622,652.11x = 4,999,311.66 × 1,991,210.32
  4. Step 4: Simplify right side
    3,622,652.11x = 9,954,680,970,288.33
  5. Step 5: Solve for x
    x = 9,954,680,970,288.33/3,622,652.11
  6. Step 6: Final answer
    x = 2,747,898.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.