Home / 1,728,375.03-2,384,801.46-993,187.31

Finding the Fourth Proportional to 1,728,375.03, 2,384,801.46 and 993,187.31

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Solution

The fourth proportional to 1,728,375.03, 2,384,801.46 and 993,187.31 is: 1,370,393.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,375.03 : 2,384,801.46 = 993,187.31 : x
  2. Step 2: Convert to fraction form
    1,728,375.03/2,384,801.46 = 993,187.31/x
  3. Step 3: Cross multiply
    1,728,375.03x = 2,384,801.46 × 993,187.31
  4. Step 4: Simplify right side
    1,728,375.03x = 2,368,554,535,017.47
  5. Step 5: Solve for x
    x = 2,368,554,535,017.47/1,728,375.03
  6. Step 6: Final answer
    x = 1,370,393.86

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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.