Home / 3,436,130.92-4,741,291.66-1,985,961.30

Finding the Fourth Proportional to 3,436,130.92, 4,741,291.66 and 1,985,961.30

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Solution

The fourth proportional to 3,436,130.92, 4,741,291.66 and 1,985,961.30 is: 2,740,297.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,130.92 : 4,741,291.66 = 1,985,961.30 : x
  2. Step 2: Convert to fraction form
    3,436,130.92/4,741,291.66 = 1,985,961.30/x
  3. Step 3: Cross multiply
    3,436,130.92x = 4,741,291.66 × 1,985,961.30
  4. Step 4: Simplify right side
    3,436,130.92x = 9,416,021,748,772.76
  5. Step 5: Solve for x
    x = 9,416,021,748,772.76/3,436,130.92
  6. Step 6: Final answer
    x = 2,740,297.73

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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.