Home / 2,823,129.40-3,895,942.35-1,533,969.85

Finding the Fourth Proportional to 2,823,129.40, 3,895,942.35 and 1,533,969.85

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Solution

The fourth proportional to 2,823,129.40, 3,895,942.35 and 1,533,969.85 is: 2,116,891.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823,129.40 : 3,895,942.35 = 1,533,969.85 : x
  2. Step 2: Convert to fraction form
    2,823,129.40/3,895,942.35 = 1,533,969.85/x
  3. Step 3: Cross multiply
    2,823,129.40x = 3,895,942.35 × 1,533,969.85
  4. Step 4: Simplify right side
    2,823,129.40x = 5,976,258,102,238.15
  5. Step 5: Solve for x
    x = 5,976,258,102,238.15/2,823,129.40
  6. Step 6: Final answer
    x = 2,116,891.31

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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.