Home / 1,333,216.23-1,839,884.54-729,604.23

Finding the Fourth Proportional to 1,333,216.23, 1,839,884.54 and 729,604.23

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Solution

The fourth proportional to 1,333,216.23, 1,839,884.54 and 729,604.23 is: 1,006,879.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,216.23 : 1,839,884.54 = 729,604.23 : x
  2. Step 2: Convert to fraction form
    1,333,216.23/1,839,884.54 = 729,604.23/x
  3. Step 3: Cross multiply
    1,333,216.23x = 1,839,884.54 × 729,604.23
  4. Step 4: Simplify right side
    1,333,216.23x = 1,342,387,539,447.58
  5. Step 5: Solve for x
    x = 1,342,387,539,447.58/1,333,216.23
  6. Step 6: Final answer
    x = 1,006,879.09

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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.