Home / 4,940,255.40-7,410,383.10-2,100,460.20

Finding the Fourth Proportional to 4,940,255.40, 7,410,383.10 and 2,100,460.20

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Solution

The fourth proportional to 4,940,255.40, 7,410,383.10 and 2,100,460.20 is: 3,150,690.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940,255.40 : 7,410,383.10 = 2,100,460.20 : x
  2. Step 2: Convert to fraction form
    4,940,255.40/7,410,383.10 = 2,100,460.20/x
  3. Step 3: Cross multiply
    4,940,255.40x = 7,410,383.10 × 2,100,460.20
  4. Step 4: Simplify right side
    4,940,255.40x = 15,565,214,768,302.62
  5. Step 5: Solve for x
    x = 15,565,214,768,302.62/4,940,255.40
  6. Step 6: Final answer
    x = 3,150,690.30

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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.