Home / 5,015,950.29-6,922,602.32-2,978,759.79

Finding the Fourth Proportional to 5,015,950.29, 6,922,602.32 and 2,978,759.79

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Solution

The fourth proportional to 5,015,950.29, 6,922,602.32 and 2,978,759.79 is: 4,111,039.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015,950.29 : 6,922,602.32 = 2,978,759.79 : x
  2. Step 2: Convert to fraction form
    5,015,950.29/6,922,602.32 = 2,978,759.79/x
  3. Step 3: Cross multiply
    5,015,950.29x = 6,922,602.32 × 2,978,759.79
  4. Step 4: Simplify right side
    5,015,950.29x = 20,620,769,432,976.71
  5. Step 5: Solve for x
    x = 20,620,769,432,976.71/5,015,950.29
  6. Step 6: Final answer
    x = 4,111,039.43

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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.