Finding the Fourth Proportional to 1,644,157.62, 2,268,936.72 and 965,094.12
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Solution
The fourth proportional to 1,644,157.62, 2,268,936.72 and 965,094.12 is: 1,331,829.42
Step by Step Solution
- Step 1: Write the proportion equation
1,644,157.62 : 2,268,936.72 = 965,094.12 : x - Step 2: Convert to fraction form
1,644,157.62/2,268,936.72 = 965,094.12/x - Step 3: Cross multiply
1,644,157.62x = 2,268,936.72 × 965,094.12 - Step 4: Simplify right side
1,644,157.62x = 2,189,737,487,124.09 - Step 5: Solve for x
x = 2,189,737,487,124.09/1,644,157.62 - Step 6: Final answer
x = 1,331,829.42
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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.