Home / 4,605,078.72-6,907,634.28-1,410,190.86

Finding the Fourth Proportional to 4,605,078.72, 6,907,634.28 and 1,410,190.86

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Solution

The fourth proportional to 4,605,078.72, 6,907,634.28 and 1,410,190.86 is: 2,115,291.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,605,078.72 : 6,907,634.28 = 1,410,190.86 : x
  2. Step 2: Convert to fraction form
    4,605,078.72/6,907,634.28 = 1,410,190.86/x
  3. Step 3: Cross multiply
    4,605,078.72x = 6,907,634.28 × 1,410,190.86
  4. Step 4: Simplify right side
    4,605,078.72x = 9,741,082,725,878.68
  5. Step 5: Solve for x
    x = 9,741,082,725,878.68/4,605,078.72
  6. Step 6: Final answer
    x = 2,115,291.25

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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.