Finding the Fourth Proportional to 5,248,897.02, 7,243,631.42 and 3,073,236.62
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Solution
The fourth proportional to 5,248,897.02, 7,243,631.42 and 3,073,236.62 is: 4,241,156.42
Step by Step Solution
- Step 1: Write the proportion equation
5,248,897.02 : 7,243,631.42 = 3,073,236.62 : x - Step 2: Convert to fraction form
5,248,897.02/7,243,631.42 = 3,073,236.62/x - Step 3: Cross multiply
5,248,897.02x = 7,243,631.42 × 3,073,236.62 - Step 4: Simplify right side
5,248,897.02x = 22,261,393,290,142.26 - Step 5: Solve for x
x = 22,261,393,290,142.26/5,248,897.02 - Step 6: Final answer
x = 4,241,156.42
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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.