Finding the Fourth Proportional to 3,193,982.68, 4,407,697.02 and 1,763,198.68
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Solution
The fourth proportional to 3,193,982.68, 4,407,697.02 and 1,763,198.68 is: 2,433,214.69
Step by Step Solution
- Step 1: Write the proportion equation
3,193,982.68 : 4,407,697.02 = 1,763,198.68 : x - Step 2: Convert to fraction form
3,193,982.68/4,407,697.02 = 1,763,198.68/x - Step 3: Cross multiply
3,193,982.68x = 4,407,697.02 × 1,763,198.68 - Step 4: Simplify right side
3,193,982.68x = 7,771,645,567,503.93 - Step 5: Solve for x
x = 7,771,645,567,503.93/3,193,982.68 - Step 6: Final answer
x = 2,433,214.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.