Home / 911,002.80-1,366,504.20-733,855.84

Finding the Fourth Proportional to 911,002.80, 1,366,504.20 and 733,855.84

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Solution

The fourth proportional to 911,002.80, 1,366,504.20 and 733,855.84 is: 1,100,783.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,002.80 : 1,366,504.20 = 733,855.84 : x
  2. Step 2: Convert to fraction form
    911,002.80/1,366,504.20 = 733,855.84/x
  3. Step 3: Cross multiply
    911,002.80x = 1,366,504.20 × 733,855.84
  4. Step 4: Simplify right side
    911,002.80x = 1,002,817,087,554.53
  5. Step 5: Solve for x
    x = 1,002,817,087,554.53/911,002.80
  6. Step 6: Final answer
    x = 1,100,783.76

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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.