Home / 1,277,198.10-1,762,788.96-733,706.64

Finding the Fourth Proportional to 1,277,198.10, 1,762,788.96 and 733,706.64

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Solution

The fourth proportional to 1,277,198.10, 1,762,788.96 and 733,706.64 is: 1,012,661.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,198.10 : 1,762,788.96 = 733,706.64 : x
  2. Step 2: Convert to fraction form
    1,277,198.10/1,762,788.96 = 733,706.64/x
  3. Step 3: Cross multiply
    1,277,198.10x = 1,762,788.96 × 733,706.64
  4. Step 4: Simplify right side
    1,277,198.10x = 1,293,369,964,870.69
  5. Step 5: Solve for x
    x = 1,293,369,964,870.69/1,277,198.10
  6. Step 6: Final answer
    x = 1,012,661.99

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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.