Home / 1,322,305.72-1,825,531.26-1,011,623.80

Finding the Fourth Proportional to 1,322,305.72, 1,825,531.26 and 1,011,623.80

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Solution

The fourth proportional to 1,322,305.72, 1,825,531.26 and 1,011,623.80 is: 1,396,614.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,305.72 : 1,825,531.26 = 1,011,623.80 : x
  2. Step 2: Convert to fraction form
    1,322,305.72/1,825,531.26 = 1,011,623.80/x
  3. Step 3: Cross multiply
    1,322,305.72x = 1,825,531.26 × 1,011,623.80
  4. Step 4: Simplify right side
    1,322,305.72x = 1,846,750,870,259.99
  5. Step 5: Solve for x
    x = 1,846,750,870,259.99/1,322,305.72
  6. Step 6: Final answer
    x = 1,396,614.14

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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.