Finding the Fourth Proportional to 1,623,997.14, 2,436,241.68 and 1,178,082.87
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Solution
The fourth proportional to 1,623,997.14, 2,436,241.68 and 1,178,082.87 is: 1,767,302.74
Step by Step Solution
- Step 1: Write the proportion equation
1,623,997.14 : 2,436,241.68 = 1,178,082.87 : x - Step 2: Convert to fraction form
1,623,997.14/2,436,241.68 = 1,178,082.87/x - Step 3: Cross multiply
1,623,997.14x = 2,436,241.68 × 1,178,082.87 - Step 4: Simplify right side
1,623,997.14x = 2,870,094,590,388.02 - Step 5: Solve for x
x = 2,870,094,590,388.02/1,623,997.14 - Step 6: Final answer
x = 1,767,302.74
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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.