Finding the Fourth Proportional to 3,835,809, 5,295,142.68 and 2,529,835.80
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Solution
The fourth proportional to 3,835,809, 5,295,142.68 and 2,529,835.80 is: 3,492,311.92
Step by Step Solution
- Step 1: Write the proportion equation
3,835,809 : 5,295,142.68 = 2,529,835.80 : x - Step 2: Convert to fraction form
3,835,809/5,295,142.68 = 2,529,835.80/x - Step 3: Cross multiply
3,835,809x = 5,295,142.68 × 2,529,835.80 - Step 4: Simplify right side
3,835,809x = 13,395,841,478,847.05 - Step 5: Solve for x
x = 13,395,841,478,847.05/3,835,809 - Step 6: Final answer
x = 3,492,311.92
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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.