Home / 2,545,254.30-3,512,413.11-1,383,661.98

Finding the Fourth Proportional to 2,545,254.30, 3,512,413.11 and 1,383,661.98

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Solution

The fourth proportional to 2,545,254.30, 3,512,413.11 and 1,383,661.98 is: 1,909,432.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545,254.30 : 3,512,413.11 = 1,383,661.98 : x
  2. Step 2: Convert to fraction form
    2,545,254.30/3,512,413.11 = 1,383,661.98/x
  3. Step 3: Cross multiply
    2,545,254.30x = 3,512,413.11 × 1,383,661.98
  4. Step 4: Simplify right side
    2,545,254.30x = 4,859,992,478,360.56
  5. Step 5: Solve for x
    x = 4,859,992,478,360.56/2,545,254.30
  6. Step 6: Final answer
    x = 1,909,432.97

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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.