Finding the Fourth Proportional to 2,842,339.14, 3,922,651.62 and 1,618,696.44
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Solution
The fourth proportional to 2,842,339.14, 3,922,651.62 and 1,618,696.44 is: 2,233,928.43
Step by Step Solution
- Step 1: Write the proportion equation
2,842,339.14 : 3,922,651.62 = 1,618,696.44 : x - Step 2: Convert to fraction form
2,842,339.14/3,922,651.62 = 1,618,696.44/x - Step 3: Cross multiply
2,842,339.14x = 3,922,651.62 × 1,618,696.44 - Step 4: Simplify right side
2,842,339.14x = 6,349,582,212,654.23 - Step 5: Solve for x
x = 6,349,582,212,654.23/2,842,339.14 - Step 6: Final answer
x = 2,233,928.43
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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.