Home / 1,891,826.18-2,838,735.72-1,093,668.28

Finding the Fourth Proportional to 1,891,826.18, 2,838,735.72 and 1,093,668.28

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Solution

The fourth proportional to 1,891,826.18, 2,838,735.72 and 1,093,668.28 is: 1,641,078.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,826.18 : 2,838,735.72 = 1,093,668.28 : x
  2. Step 2: Convert to fraction form
    1,891,826.18/2,838,735.72 = 1,093,668.28/x
  3. Step 3: Cross multiply
    1,891,826.18x = 2,838,735.72 × 1,093,668.28
  4. Step 4: Simplify right side
    1,891,826.18x = 3,104,635,205,170.12
  5. Step 5: Solve for x
    x = 3,104,635,205,170.12/1,891,826.18
  6. Step 6: Final answer
    x = 1,641,078.47

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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.