Home / 1,321,796.10-1,824,072.24-748,834.92

Finding the Fourth Proportional to 1,321,796.10, 1,824,072.24 and 748,834.92

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Solution

The fourth proportional to 1,321,796.10, 1,824,072.24 and 748,834.92 is: 1,033,388.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,796.10 : 1,824,072.24 = 748,834.92 : x
  2. Step 2: Convert to fraction form
    1,321,796.10/1,824,072.24 = 748,834.92/x
  3. Step 3: Cross multiply
    1,321,796.10x = 1,824,072.24 × 748,834.92
  4. Step 4: Simplify right side
    1,321,796.10x = 1,365,928,989,914.62
  5. Step 5: Solve for x
    x = 1,365,928,989,914.62/1,321,796.10
  6. Step 6: Final answer
    x = 1,033,388.58

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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.