Finding the Fourth Proportional to 3,764,067.36, 5,642,926.80 and 1,632,546.12
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Solution
The fourth proportional to 3,764,067.36, 5,642,926.80 and 1,632,546.12 is: 2,447,442.45
Step by Step Solution
- Step 1: Write the proportion equation
3,764,067.36 : 5,642,926.80 = 1,632,546.12 : x - Step 2: Convert to fraction form
3,764,067.36/5,642,926.80 = 1,632,546.12/x - Step 3: Cross multiply
3,764,067.36x = 5,642,926.80 × 1,632,546.12 - Step 4: Simplify right side
3,764,067.36x = 9,212,338,252,784.02 - Step 5: Solve for x
x = 9,212,338,252,784.02/3,764,067.36 - Step 6: Final answer
x = 2,447,442.45
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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.