Home / 1,108,568.04-1,530,239.88-726,619.44

Finding the Fourth Proportional to 1,108,568.04, 1,530,239.88 and 726,619.44

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Solution

The fourth proportional to 1,108,568.04, 1,530,239.88 and 726,619.44 is: 1,003,007.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,568.04 : 1,530,239.88 = 726,619.44 : x
  2. Step 2: Convert to fraction form
    1,108,568.04/1,530,239.88 = 726,619.44/x
  3. Step 3: Cross multiply
    1,108,568.04x = 1,530,239.88 × 726,619.44
  4. Step 4: Simplify right side
    1,108,568.04x = 1,111,902,044,671.27
  5. Step 5: Solve for x
    x = 1,111,902,044,671.27/1,108,568.04
  6. Step 6: Final answer
    x = 1,003,007.49

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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.