Finding the Fourth Proportional to 2,213,185.14, 3,055,608.15 and 1,806,259.14
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Solution
The fourth proportional to 2,213,185.14, 3,055,608.15 and 1,806,259.14 is: 2,493,790.53
Step by Step Solution
- Step 1: Write the proportion equation
2,213,185.14 : 3,055,608.15 = 1,806,259.14 : x - Step 2: Convert to fraction form
2,213,185.14/3,055,608.15 = 1,806,259.14/x - Step 3: Cross multiply
2,213,185.14x = 3,055,608.15 × 1,806,259.14 - Step 4: Simplify right side
2,213,185.14x = 5,519,220,149,195.99 - Step 5: Solve for x
x = 5,519,220,149,195.99/2,213,185.14 - Step 6: Final answer
x = 2,493,790.53
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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.