Home / 5,097,321.45-7,645,972.86-1,505,610.63

Finding the Fourth Proportional to 5,097,321.45, 7,645,972.86 and 1,505,610.63

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Solution

The fourth proportional to 5,097,321.45, 7,645,972.86 and 1,505,610.63 is: 2,258,413.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097,321.45 : 7,645,972.86 = 1,505,610.63 : x
  2. Step 2: Convert to fraction form
    5,097,321.45/7,645,972.86 = 1,505,610.63/x
  3. Step 3: Cross multiply
    5,097,321.45x = 7,645,972.86 × 1,505,610.63
  4. Step 4: Simplify right side
    5,097,321.45x = 11,511,858,014,707.50
  5. Step 5: Solve for x
    x = 11,511,858,014,707.50/5,097,321.45
  6. Step 6: Final answer
    x = 2,258,413.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.