Home / 3,392,912.64-4,683,310.56-2,172,504.72

Finding the Fourth Proportional to 3,392,912.64, 4,683,310.56 and 2,172,504.72

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Solution

The fourth proportional to 3,392,912.64, 4,683,310.56 and 2,172,504.72 is: 2,998,755.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392,912.64 : 4,683,310.56 = 2,172,504.72 : x
  2. Step 2: Convert to fraction form
    3,392,912.64/4,683,310.56 = 2,172,504.72/x
  3. Step 3: Cross multiply
    3,392,912.64x = 4,683,310.56 × 2,172,504.72
  4. Step 4: Simplify right side
    3,392,912.64x = 10,174,514,296,825.84
  5. Step 5: Solve for x
    x = 10,174,514,296,825.84/3,392,912.64
  6. Step 6: Final answer
    x = 2,998,755.16

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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.