Home / 3,781,670.20-5,667,774.88-1,888,939.96

Finding the Fourth Proportional to 3,781,670.20, 5,667,774.88 and 1,888,939.96

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Solution

The fourth proportional to 3,781,670.20, 5,667,774.88 and 1,888,939.96 is: 2,831,047.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,670.20 : 5,667,774.88 = 1,888,939.96 : x
  2. Step 2: Convert to fraction form
    3,781,670.20/5,667,774.88 = 1,888,939.96/x
  3. Step 3: Cross multiply
    3,781,670.20x = 5,667,774.88 × 1,888,939.96
  4. Step 4: Simplify right side
    3,781,670.20x = 10,706,086,455,116.21
  5. Step 5: Solve for x
    x = 10,706,086,455,116.21/3,781,670.20
  6. Step 6: Final answer
    x = 2,831,047.10

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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.