Home / 1,211,222.96-1,816,739.01-528,093.66

Finding the Fourth Proportional to 1,211,222.96, 1,816,739.01 and 528,093.66

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Solution

The fourth proportional to 1,211,222.96, 1,816,739.01 and 528,093.66 is: 792,098.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,222.96 : 1,816,739.01 = 528,093.66 : x
  2. Step 2: Convert to fraction form
    1,211,222.96/1,816,739.01 = 528,093.66/x
  3. Step 3: Cross multiply
    1,211,222.96x = 1,816,739.01 × 528,093.66
  4. Step 4: Simplify right side
    1,211,222.96x = 959,408,353,055.68
  5. Step 5: Solve for x
    x = 959,408,353,055.68/1,211,222.96
  6. Step 6: Final answer
    x = 792,098.88

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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.