Finding the Fourth Proportional to 1,515,885.05, 2,273,064.84 and 504,646.31
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Solution
The fourth proportional to 1,515,885.05, 2,273,064.84 and 504,646.31 is: 756,715.54
Step by Step Solution
- Step 1: Write the proportion equation
1,515,885.05 : 2,273,064.84 = 504,646.31 : x - Step 2: Convert to fraction form
1,515,885.05/2,273,064.84 = 504,646.31/x - Step 3: Cross multiply
1,515,885.05x = 2,273,064.84 × 504,646.31 - Step 4: Simplify right side
1,515,885.05x = 1,147,093,772,531.42 - Step 5: Solve for x
x = 1,147,093,772,531.42/1,515,885.05 - Step 6: Final answer
x = 756,715.54
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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.