Home / 1,245,413.75-1,718,617.70-694,100.06

Finding the Fourth Proportional to 1,245,413.75, 1,718,617.70 and 694,100.06

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Solution

The fourth proportional to 1,245,413.75, 1,718,617.70 and 694,100.06 is: 957,828.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,413.75 : 1,718,617.70 = 694,100.06 : x
  2. Step 2: Convert to fraction form
    1,245,413.75/1,718,617.70 = 694,100.06/x
  3. Step 3: Cross multiply
    1,245,413.75x = 1,718,617.70 × 694,100.06
  4. Step 4: Simplify right side
    1,245,413.75x = 1,192,892,648,274.04
  5. Step 5: Solve for x
    x = 1,192,892,648,274.04/1,245,413.75
  6. Step 6: Final answer
    x = 957,828.39

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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.