Home / 1,953,858.57-2,930,761.42-874,085.64

Finding the Fourth Proportional to 1,953,858.57, 2,930,761.42 and 874,085.64

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Solution

The fourth proportional to 1,953,858.57, 2,930,761.42 and 874,085.64 is: 1,311,116.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,858.57 : 2,930,761.42 = 874,085.64 : x
  2. Step 2: Convert to fraction form
    1,953,858.57/2,930,761.42 = 874,085.64/x
  3. Step 3: Cross multiply
    1,953,858.57x = 2,930,761.42 × 874,085.64
  4. Step 4: Simplify right side
    1,953,858.57x = 2,561,736,469,302.80
  5. Step 5: Solve for x
    x = 2,561,736,469,302.80/1,953,858.57
  6. Step 6: Final answer
    x = 1,311,116.63

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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.