Home / 3,054,497.76-4,214,961.09-1,765,421.64

Finding the Fourth Proportional to 3,054,497.76, 4,214,961.09 and 1,765,421.64

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Solution

The fourth proportional to 3,054,497.76, 4,214,961.09 and 1,765,421.64 is: 2,436,139.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054,497.76 : 4,214,961.09 = 1,765,421.64 : x
  2. Step 2: Convert to fraction form
    3,054,497.76/4,214,961.09 = 1,765,421.64/x
  3. Step 3: Cross multiply
    3,054,497.76x = 4,214,961.09 × 1,765,421.64
  4. Step 4: Simplify right side
    3,054,497.76x = 7,441,183,520,043.99
  5. Step 5: Solve for x
    x = 7,441,183,520,043.99/3,054,497.76
  6. Step 6: Final answer
    x = 2,436,139.79

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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.