Finding the Fourth Proportional to 5,346,799.80, 8,020,199.70 and 2,468,161.05
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Solution
The fourth proportional to 5,346,799.80, 8,020,199.70 and 2,468,161.05 is: 3,702,241.58
Step by Step Solution
- Step 1: Write the proportion equation
5,346,799.80 : 8,020,199.70 = 2,468,161.05 : x - Step 2: Convert to fraction form
5,346,799.80/8,020,199.70 = 2,468,161.05/x - Step 3: Cross multiply
5,346,799.80x = 8,020,199.70 × 2,468,161.05 - Step 4: Simplify right side
5,346,799.80x = 19,795,144,512,761.68 - Step 5: Solve for x
x = 19,795,144,512,761.68/5,346,799.80 - Step 6: Final answer
x = 3,702,241.58
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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.