Home / 1,116,929-1,541,245.38-633,339.56

Finding the Fourth Proportional to 1,116,929, 1,541,245.38 and 633,339.56

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Solution

The fourth proportional to 1,116,929, 1,541,245.38 and 633,339.56 is: 873,942.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,929 : 1,541,245.38 = 633,339.56 : x
  2. Step 2: Convert to fraction form
    1,116,929/1,541,245.38 = 633,339.56/x
  3. Step 3: Cross multiply
    1,116,929x = 1,541,245.38 × 633,339.56
  4. Step 4: Simplify right side
    1,116,929x = 976,131,670,821.23
  5. Step 5: Solve for x
    x = 976,131,670,821.23/1,116,929
  6. Step 6: Final answer
    x = 873,942.45

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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.