Finding the Fourth Proportional to 5,274,562.38, 7,910,268.93 and 2,241,915.09
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Solution
The fourth proportional to 5,274,562.38, 7,910,268.93 and 2,241,915.09 is: 3,362,203.35
Step by Step Solution
- Step 1: Write the proportion equation
5,274,562.38 : 7,910,268.93 = 2,241,915.09 : x - Step 2: Convert to fraction form
5,274,562.38/7,910,268.93 = 2,241,915.09/x - Step 3: Cross multiply
5,274,562.38x = 7,910,268.93 × 2,241,915.09 - Step 4: Simplify right side
5,274,562.38x = 17,734,151,280,125.15 - Step 5: Solve for x
x = 17,734,151,280,125.15/5,274,562.38 - Step 6: Final answer
x = 3,362,203.35
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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.