Home / 1,342,290.44-1,852,361.07-738,678.44

Finding the Fourth Proportional to 1,342,290.44, 1,852,361.07 and 738,678.44

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Solution

The fourth proportional to 1,342,290.44, 1,852,361.07 and 738,678.44 is: 1,019,376.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,290.44 : 1,852,361.07 = 738,678.44 : x
  2. Step 2: Convert to fraction form
    1,342,290.44/1,852,361.07 = 738,678.44/x
  3. Step 3: Cross multiply
    1,342,290.44x = 1,852,361.07 × 738,678.44
  4. Step 4: Simplify right side
    1,342,290.44x = 1,368,299,185,504.33
  5. Step 5: Solve for x
    x = 1,368,299,185,504.33/1,342,290.44
  6. Step 6: Final answer
    x = 1,019,376.39

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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.