Finding the Fourth Proportional to 2,629,115.13, 3,628,213.91 and 1,483,191.93
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Solution
The fourth proportional to 2,629,115.13, 3,628,213.91 and 1,483,191.93 is: 2,046,824.63
Step by Step Solution
- Step 1: Write the proportion equation
2,629,115.13 : 3,628,213.91 = 1,483,191.93 : x - Step 2: Convert to fraction form
2,629,115.13/3,628,213.91 = 1,483,191.93/x - Step 3: Cross multiply
2,629,115.13x = 3,628,213.91 × 1,483,191.93 - Step 4: Simplify right side
2,629,115.13x = 5,381,337,591,625.75 - Step 5: Solve for x
x = 5,381,337,591,625.75/2,629,115.13 - Step 6: Final answer
x = 2,046,824.63
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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.