Finding the Fourth Proportional to 5,511,874.48, 8,267,277.15 and 1,673,730.13
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Solution
The fourth proportional to 5,511,874.48, 8,267,277.15 and 1,673,730.13 is: 2,510,432.87
Step by Step Solution
- Step 1: Write the proportion equation
5,511,874.48 : 8,267,277.15 = 1,673,730.13 : x - Step 2: Convert to fraction form
5,511,874.48/8,267,277.15 = 1,673,730.13/x - Step 3: Cross multiply
5,511,874.48x = 8,267,277.15 × 1,673,730.13 - Step 4: Simplify right side
5,511,874.48x = 13,837,190,859,015.53 - Step 5: Solve for x
x = 13,837,190,859,015.53/5,511,874.48 - Step 6: Final answer
x = 2,510,432.87
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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.