Finding the Fourth Proportional to 5,922,015.36, 8,179,668.08 and 4,287,835.52
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Solution
The fourth proportional to 5,922,015.36, 8,179,668.08 and 4,287,835.52 is: 5,922,489.09
Step by Step Solution
- Step 1: Write the proportion equation
5,922,015.36 : 8,179,668.08 = 4,287,835.52 : x - Step 2: Convert to fraction form
5,922,015.36/8,179,668.08 = 4,287,835.52/x - Step 3: Cross multiply
5,922,015.36x = 8,179,668.08 × 4,287,835.52 - Step 4: Simplify right side
5,922,015.36x = 35,073,071,335,234.20 - Step 5: Solve for x
x = 35,073,071,335,234.20/5,922,015.36 - Step 6: Final answer
x = 5,922,489.09
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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.