Home / 1,452,564.80-2,178,147.36-505,914.56

Finding the Fourth Proportional to 1,452,564.80, 2,178,147.36 and 505,914.56

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Solution

The fourth proportional to 1,452,564.80, 2,178,147.36 and 505,914.56 is: 758,628.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,564.80 : 2,178,147.36 = 505,914.56 : x
  2. Step 2: Convert to fraction form
    1,452,564.80/2,178,147.36 = 505,914.56/x
  3. Step 3: Cross multiply
    1,452,564.80x = 2,178,147.36 × 505,914.56
  4. Step 4: Simplify right side
    1,452,564.80x = 1,101,956,463,249.56
  5. Step 5: Solve for x
    x = 1,101,956,463,249.56/1,452,564.80
  6. Step 6: Final answer
    x = 758,628.09

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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.