Home / 4,650,631.76-6,418,231.22-2,790,116.89

Finding the Fourth Proportional to 4,650,631.76, 6,418,231.22 and 2,790,116.89

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Solution

The fourth proportional to 4,650,631.76, 6,418,231.22 and 2,790,116.89 is: 3,850,576.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650,631.76 : 6,418,231.22 = 2,790,116.89 : x
  2. Step 2: Convert to fraction form
    4,650,631.76/6,418,231.22 = 2,790,116.89/x
  3. Step 3: Cross multiply
    4,650,631.76x = 6,418,231.22 × 2,790,116.89
  4. Step 4: Simplify right side
    4,650,631.76x = 17,907,615,321,777.02
  5. Step 5: Solve for x
    x = 17,907,615,321,777.02/4,650,631.76
  6. Step 6: Final answer
    x = 3,850,576.92

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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.