Home / 1,219,198.32-1,828,130.80-968,091.84

Finding the Fourth Proportional to 1,219,198.32, 1,828,130.80 and 968,091.84

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Solution

The fourth proportional to 1,219,198.32, 1,828,130.80 and 968,091.84 is: 1,451,608.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,198.32 : 1,828,130.80 = 968,091.84 : x
  2. Step 2: Convert to fraction form
    1,219,198.32/1,828,130.80 = 968,091.84/x
  3. Step 3: Cross multiply
    1,219,198.32x = 1,828,130.80 × 968,091.84
  4. Step 4: Simplify right side
    1,219,198.32x = 1,769,798,509,932.67
  5. Step 5: Solve for x
    x = 1,769,798,509,932.67/1,219,198.32
  6. Step 6: Final answer
    x = 1,451,608.39

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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.