Home / 1,639,516.86-2,261,936.93-950,808.69

Finding the Fourth Proportional to 1,639,516.86, 2,261,936.93 and 950,808.69

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Solution

The fourth proportional to 1,639,516.86, 2,261,936.93 and 950,808.69 is: 1,311,770.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,516.86 : 2,261,936.93 = 950,808.69 : x
  2. Step 2: Convert to fraction form
    1,639,516.86/2,261,936.93 = 950,808.69/x
  3. Step 3: Cross multiply
    1,639,516.86x = 2,261,936.93 × 950,808.69
  4. Step 4: Simplify right side
    1,639,516.86x = 2,150,669,284,521.88
  5. Step 5: Solve for x
    x = 2,150,669,284,521.88/1,639,516.86
  6. Step 6: Final answer
    x = 1,311,770.15

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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.