Home / 1,194,918.80-1,790,639.53-738,535.64

Finding the Fourth Proportional to 1,194,918.80, 1,790,639.53 and 738,535.64

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Solution

The fourth proportional to 1,194,918.80, 1,790,639.53 and 738,535.64 is: 1,106,728.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,918.80 : 1,790,639.53 = 738,535.64 : x
  2. Step 2: Convert to fraction form
    1,194,918.80/1,790,639.53 = 738,535.64/x
  3. Step 3: Cross multiply
    1,194,918.80x = 1,790,639.53 × 738,535.64
  4. Step 4: Simplify right side
    1,194,918.80x = 1,322,451,111,297.85
  5. Step 5: Solve for x
    x = 1,322,451,111,297.85/1,194,918.80
  6. Step 6: Final answer
    x = 1,106,728.85

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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.