Home / 1,303,696.20-1,955,544.30-825,399.30

Finding the Fourth Proportional to 1,303,696.20, 1,955,544.30 and 825,399.30

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Solution

The fourth proportional to 1,303,696.20, 1,955,544.30 and 825,399.30 is: 1,238,098.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,696.20 : 1,955,544.30 = 825,399.30 : x
  2. Step 2: Convert to fraction form
    1,303,696.20/1,955,544.30 = 825,399.30/x
  3. Step 3: Cross multiply
    1,303,696.20x = 1,955,544.30 × 825,399.30
  4. Step 4: Simplify right side
    1,303,696.20x = 1,614,104,896,338.99
  5. Step 5: Solve for x
    x = 1,614,104,896,338.99/1,303,696.20
  6. Step 6: Final answer
    x = 1,238,098.95

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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.