Home / 3,725,413.87-5,139,915.21-2,175,557.54

Finding the Fourth Proportional to 3,725,413.87, 5,139,915.21 and 2,175,557.54

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Solution

The fourth proportional to 3,725,413.87, 5,139,915.21 and 2,175,557.54 is: 3,001,594.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725,413.87 : 5,139,915.21 = 2,175,557.54 : x
  2. Step 2: Convert to fraction form
    3,725,413.87/5,139,915.21 = 2,175,557.54/x
  3. Step 3: Cross multiply
    3,725,413.87x = 5,139,915.21 × 2,175,557.54
  4. Step 4: Simplify right side
    3,725,413.87x = 11,182,181,268,805.01
  5. Step 5: Solve for x
    x = 11,182,181,268,805.01/3,725,413.87
  6. Step 6: Final answer
    x = 3,001,594.36

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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.