Home / 2,236,592.05-3,354,998.79-639,390.41

Finding the Fourth Proportional to 2,236,592.05, 3,354,998.79 and 639,390.41

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Solution

The fourth proportional to 2,236,592.05, 3,354,998.79 and 639,390.41 is: 959,117.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236,592.05 : 3,354,998.79 = 639,390.41 : x
  2. Step 2: Convert to fraction form
    2,236,592.05/3,354,998.79 = 639,390.41/x
  3. Step 3: Cross multiply
    2,236,592.05x = 3,354,998.79 × 639,390.41
  4. Step 4: Simplify right side
    2,236,592.05x = 2,145,154,046,495.00
  5. Step 5: Solve for x
    x = 2,145,154,046,495.00/2,236,592.05
  6. Step 6: Final answer
    x = 959,117.26

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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.