Home / 1,511,640.35-2,086,063.72-832,576.85

Finding the Fourth Proportional to 1,511,640.35, 2,086,063.72 and 832,576.85

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Solution

The fourth proportional to 1,511,640.35, 2,086,063.72 and 832,576.85 is: 1,148,956.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,640.35 : 2,086,063.72 = 832,576.85 : x
  2. Step 2: Convert to fraction form
    1,511,640.35/2,086,063.72 = 832,576.85/x
  3. Step 3: Cross multiply
    1,511,640.35x = 2,086,063.72 × 832,576.85
  4. Step 4: Simplify right side
    1,511,640.35x = 1,736,808,366,758.16
  5. Step 5: Solve for x
    x = 1,736,808,366,758.16/1,511,640.35
  6. Step 6: Final answer
    x = 1,148,956.08

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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.