Home / 923,821.23-1,276,097.31-743,213.37

Finding the Fourth Proportional to 923,821.23, 1,276,097.31 and 743,213.37

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Solution

The fourth proportional to 923,821.23, 1,276,097.31 and 743,213.37 is: 1,026,619.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,821.23 : 1,276,097.31 = 743,213.37 : x
  2. Step 2: Convert to fraction form
    923,821.23/1,276,097.31 = 743,213.37/x
  3. Step 3: Cross multiply
    923,821.23x = 1,276,097.31 × 743,213.37
  4. Step 4: Simplify right side
    923,821.23x = 948,412,582,213.04
  5. Step 5: Solve for x
    x = 948,412,582,213.04/923,821.23
  6. Step 6: Final answer
    x = 1,026,619.17

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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.