Home / 2,197,943.40-3,297,692.70-2,120,183.40

Finding the Fourth Proportional to 2,197,943.40, 3,297,692.70 and 2,120,183.40

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Solution

The fourth proportional to 2,197,943.40, 3,297,692.70 and 2,120,183.40 is: 3,181,025.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,943.40 : 3,297,692.70 = 2,120,183.40 : x
  2. Step 2: Convert to fraction form
    2,197,943.40/3,297,692.70 = 2,120,183.40/x
  3. Step 3: Cross multiply
    2,197,943.40x = 3,297,692.70 × 2,120,183.40
  4. Step 4: Simplify right side
    2,197,943.40x = 6,991,713,320,841.18
  5. Step 5: Solve for x
    x = 6,991,713,320,841.18/2,197,943.40
  6. Step 6: Final answer
    x = 3,181,025.19

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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.