Home / 1,315,843.80-1,972,234.80-605,943.60

Finding the Fourth Proportional to 1,315,843.80, 1,972,234.80 and 605,943.60

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Solution

The fourth proportional to 1,315,843.80, 1,972,234.80 and 605,943.60 is: 908,210.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,843.80 : 1,972,234.80 = 605,943.60 : x
  2. Step 2: Convert to fraction form
    1,315,843.80/1,972,234.80 = 605,943.60/x
  3. Step 3: Cross multiply
    1,315,843.80x = 1,972,234.80 × 605,943.60
  4. Step 4: Simplify right side
    1,315,843.80x = 1,195,063,054,757.28
  5. Step 5: Solve for x
    x = 1,195,063,054,757.28/1,315,843.80
  6. Step 6: Final answer
    x = 908,210.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.