Home / 1,806,828.44-2,493,406.26-991,015.40

Finding the Fourth Proportional to 1,806,828.44, 2,493,406.26 and 991,015.40

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Solution

The fourth proportional to 1,806,828.44, 2,493,406.26 and 991,015.40 is: 1,367,591.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,828.44 : 2,493,406.26 = 991,015.40 : x
  2. Step 2: Convert to fraction form
    1,806,828.44/2,493,406.26 = 991,015.40/x
  3. Step 3: Cross multiply
    1,806,828.44x = 2,493,406.26 × 991,015.40
  4. Step 4: Simplify right side
    1,806,828.44x = 2,471,004,002,116.40
  5. Step 5: Solve for x
    x = 2,471,004,002,116.40/1,806,828.44
  6. Step 6: Final answer
    x = 1,367,591.93

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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.