Home / 1,520,915.06-2,099,093.32-867,537.88

Finding the Fourth Proportional to 1,520,915.06, 2,099,093.32 and 867,537.88

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Solution

The fourth proportional to 1,520,915.06, 2,099,093.32 and 867,537.88 is: 1,197,333.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,915.06 : 2,099,093.32 = 867,537.88 : x
  2. Step 2: Convert to fraction form
    1,520,915.06/2,099,093.32 = 867,537.88/x
  3. Step 3: Cross multiply
    1,520,915.06x = 2,099,093.32 × 867,537.88
  4. Step 4: Simplify right side
    1,520,915.06x = 1,821,042,964,591.65
  5. Step 5: Solve for x
    x = 1,821,042,964,591.65/1,520,915.06
  6. Step 6: Final answer
    x = 1,197,333.77

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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.