Home / 2,039,188.60-3,061,115.70-1,198,214.20

Finding the Fourth Proportional to 2,039,188.60, 3,061,115.70 and 1,198,214.20

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Solution

The fourth proportional to 2,039,188.60, 3,061,115.70 and 1,198,214.20 is: 1,798,692.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,188.60 : 3,061,115.70 = 1,198,214.20 : x
  2. Step 2: Convert to fraction form
    2,039,188.60/3,061,115.70 = 1,198,214.20/x
  3. Step 3: Cross multiply
    2,039,188.60x = 3,061,115.70 × 1,198,214.20
  4. Step 4: Simplify right side
    2,039,188.60x = 3,667,872,299,582.94
  5. Step 5: Solve for x
    x = 3,667,872,299,582.94/2,039,188.60
  6. Step 6: Final answer
    x = 1,798,692.04

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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.