Finding the Fourth Proportional to 3,447,841.67, 5,168,213.90 and 1,529,656.24
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Solution
The fourth proportional to 3,447,841.67, 5,168,213.90 and 1,529,656.24 is: 2,292,909.99
Step by Step Solution
- Step 1: Write the proportion equation
3,447,841.67 : 5,168,213.90 = 1,529,656.24 : x - Step 2: Convert to fraction form
3,447,841.67/5,168,213.90 = 1,529,656.24/x - Step 3: Cross multiply
3,447,841.67x = 5,168,213.90 × 1,529,656.24 - Step 4: Simplify right side
3,447,841.67x = 7,905,590,608,300.39 - Step 5: Solve for x
x = 7,905,590,608,300.39/3,447,841.67 - Step 6: Final answer
x = 2,292,909.99
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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.