Home / 1,168,249.80-1,612,529.70-684,919.56

Finding the Fourth Proportional to 1,168,249.80, 1,612,529.70 and 684,919.56

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Solution

The fourth proportional to 1,168,249.80, 1,612,529.70 and 684,919.56 is: 945,391.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,249.80 : 1,612,529.70 = 684,919.56 : x
  2. Step 2: Convert to fraction form
    1,168,249.80/1,612,529.70 = 684,919.56/x
  3. Step 3: Cross multiply
    1,168,249.80x = 1,612,529.70 × 684,919.56
  4. Step 4: Simplify right side
    1,168,249.80x = 1,104,453,132,610.93
  5. Step 5: Solve for x
    x = 1,104,453,132,610.93/1,168,249.80
  6. Step 6: Final answer
    x = 945,391.24

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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.