Finding the Fourth Proportional to 4,860,761.32, 7,284,800.22 and 3,517,448.68
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Solution
The fourth proportional to 4,860,761.32, 7,284,800.22 and 3,517,448.68 is: 5,271,583.86
Step by Step Solution
- Step 1: Write the proportion equation
4,860,761.32 : 7,284,800.22 = 3,517,448.68 : x - Step 2: Convert to fraction form
4,860,761.32/7,284,800.22 = 3,517,448.68/x - Step 3: Cross multiply
4,860,761.32x = 7,284,800.22 × 3,517,448.68 - Step 4: Simplify right side
4,860,761.32x = 25,623,910,917,902.71 - Step 5: Solve for x
x = 25,623,910,917,902.71/4,860,761.32 - Step 6: Final answer
x = 5,271,583.86
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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.