Home / 2,159,733.08-2,980,413.92-1,179,672.73

Finding the Fourth Proportional to 2,159,733.08, 2,980,413.92 and 1,179,672.73

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Solution

The fourth proportional to 2,159,733.08, 2,980,413.92 and 1,179,672.73 is: 1,627,938.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,733.08 : 2,980,413.92 = 1,179,672.73 : x
  2. Step 2: Convert to fraction form
    2,159,733.08/2,980,413.92 = 1,179,672.73/x
  3. Step 3: Cross multiply
    2,159,733.08x = 2,980,413.92 × 1,179,672.73
  4. Step 4: Simplify right side
    2,159,733.08x = 3,515,913,021,034.55
  5. Step 5: Solve for x
    x = 3,515,913,021,034.55/2,159,733.08
  6. Step 6: Final answer
    x = 1,627,938.68

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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.