Home / 3,781,668.20-5,667,771.90-1,888,937.96

Finding the Fourth Proportional to 3,781,668.20, 5,667,771.90 and 1,888,937.96

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Solution

The fourth proportional to 3,781,668.20, 5,667,771.90 and 1,888,937.96 is: 2,831,044.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,668.20 : 5,667,771.90 = 1,888,937.96 : x
  2. Step 2: Convert to fraction form
    3,781,668.20/5,667,771.90 = 1,888,937.96/x
  3. Step 3: Cross multiply
    3,781,668.20x = 5,667,771.90 × 1,888,937.96
  4. Step 4: Simplify right side
    3,781,668.20x = 10,706,069,490,531.32
  5. Step 5: Solve for x
    x = 10,706,069,490,531.32/3,781,668.20
  6. Step 6: Final answer
    x = 2,831,044.11

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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.