Home / 2,857,825.47-3,943,797.26-1,617,413.16

Finding the Fourth Proportional to 2,857,825.47, 3,943,797.26 and 1,617,413.16

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Solution

The fourth proportional to 2,857,825.47, 3,943,797.26 and 1,617,413.16 is: 2,232,029.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,825.47 : 3,943,797.26 = 1,617,413.16 : x
  2. Step 2: Convert to fraction form
    2,857,825.47/3,943,797.26 = 1,617,413.16/x
  3. Step 3: Cross multiply
    2,857,825.47x = 3,943,797.26 × 1,617,413.16
  4. Step 4: Simplify right side
    2,857,825.47x = 6,378,749,580,608.88
  5. Step 5: Solve for x
    x = 6,378,749,580,608.88/2,857,825.47
  6. Step 6: Final answer
    x = 2,232,029.09

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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.