Home / 3,170,021.05-4,374,626.82-1,719,716.76

Finding the Fourth Proportional to 3,170,021.05, 4,374,626.82 and 1,719,716.76

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Solution

The fourth proportional to 3,170,021.05, 4,374,626.82 and 1,719,716.76 is: 2,373,207.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170,021.05 : 4,374,626.82 = 1,719,716.76 : x
  2. Step 2: Convert to fraction form
    3,170,021.05/4,374,626.82 = 1,719,716.76/x
  3. Step 3: Cross multiply
    3,170,021.05x = 4,374,626.82 × 1,719,716.76
  4. Step 4: Simplify right side
    3,170,021.05x = 7,523,119,030,627.79
  5. Step 5: Solve for x
    x = 7,523,119,030,627.79/3,170,021.05
  6. Step 6: Final answer
    x = 2,373,207.91

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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.