Home / 2,851,032.80-3,934,413.60-1,561,953.44

Finding the Fourth Proportional to 2,851,032.80, 3,934,413.60 and 1,561,953.44

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Solution

The fourth proportional to 2,851,032.80, 3,934,413.60 and 1,561,953.44 is: 2,155,489.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,032.80 : 3,934,413.60 = 1,561,953.44 : x
  2. Step 2: Convert to fraction form
    2,851,032.80/3,934,413.60 = 1,561,953.44/x
  3. Step 3: Cross multiply
    2,851,032.80x = 3,934,413.60 × 1,561,953.44
  4. Step 4: Simplify right side
    2,851,032.80x = 6,145,370,856,902.78
  5. Step 5: Solve for x
    x = 6,145,370,856,902.78/2,851,032.80
  6. Step 6: Final answer
    x = 2,155,489.36

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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.