Home / 4,310,877-6,467,413.86-1,278,353.64

Finding the Fourth Proportional to 4,310,877, 6,467,413.86 and 1,278,353.64

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Solution

The fourth proportional to 4,310,877, 6,467,413.86 and 1,278,353.64 is: 1,917,856.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,310,877 : 6,467,413.86 = 1,278,353.64 : x
  2. Step 2: Convert to fraction form
    4,310,877/6,467,413.86 = 1,278,353.64/x
  3. Step 3: Cross multiply
    4,310,877x = 6,467,413.86 × 1,278,353.64
  4. Step 4: Simplify right side
    4,310,877x = 8,267,642,049,317.45
  5. Step 5: Solve for x
    x = 8,267,642,049,317.45/4,310,877
  6. Step 6: Final answer
    x = 1,917,856.17

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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.