Finding the Fourth Proportional to 2,351,145.48, 3,244,616.31 and 1,318,882.08
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Solution
The fourth proportional to 2,351,145.48, 3,244,616.31 and 1,318,882.08 is: 1,820,077.21
Step by Step Solution
- Step 1: Write the proportion equation
2,351,145.48 : 3,244,616.31 = 1,318,882.08 : x - Step 2: Convert to fraction form
2,351,145.48/3,244,616.31 = 1,318,882.08/x - Step 3: Cross multiply
2,351,145.48x = 3,244,616.31 × 1,318,882.08 - Step 4: Simplify right side
2,351,145.48x = 4,279,266,307,734.73 - Step 5: Solve for x
x = 4,279,266,307,734.73/2,351,145.48 - Step 6: Final answer
x = 1,820,077.21
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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.