Finding the Fourth Proportional to 5,511,864.88, 8,267,262.68 and 1,673,720.56
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Solution
The fourth proportional to 5,511,864.88, 8,267,262.68 and 1,673,720.56 is: 2,510,418.49
Step by Step Solution
- Step 1: Write the proportion equation
5,511,864.88 : 8,267,262.68 = 1,673,720.56 : x - Step 2: Convert to fraction form
5,511,864.88/8,267,262.68 = 1,673,720.56/x - Step 3: Cross multiply
5,511,864.88x = 8,267,262.68 × 1,673,720.56 - Step 4: Simplify right side
5,511,864.88x = 13,837,087,522,436.70 - Step 5: Solve for x
x = 13,837,087,522,436.70/5,511,864.88 - Step 6: Final answer
x = 2,510,418.49
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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.