Home / 1,612,399.97-2,418,684.71-414,330.39

Finding the Fourth Proportional to 1,612,399.97, 2,418,684.71 and 414,330.39

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Solution

The fourth proportional to 1,612,399.97, 2,418,684.71 and 414,330.39 is: 621,517.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,399.97 : 2,418,684.71 = 414,330.39 : x
  2. Step 2: Convert to fraction form
    1,612,399.97/2,418,684.71 = 414,330.39/x
  3. Step 3: Cross multiply
    1,612,399.97x = 2,418,684.71 × 414,330.39
  4. Step 4: Simplify right side
    1,612,399.97x = 1,002,134,577,109.69
  5. Step 5: Solve for x
    x = 1,002,134,577,109.69/1,612,399.97
  6. Step 6: Final answer
    x = 621,517.36

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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.