Finding the Fourth Proportional to 2,845,664.26, 3,926,933.46 and 1,556,476.97
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Solution
The fourth proportional to 2,845,664.26, 3,926,933.46 and 1,556,476.97 is: 2,147,892.70
Step by Step Solution
- Step 1: Write the proportion equation
2,845,664.26 : 3,926,933.46 = 1,556,476.97 : x - Step 2: Convert to fraction form
2,845,664.26/3,926,933.46 = 1,556,476.97/x - Step 3: Cross multiply
2,845,664.26x = 3,926,933.46 × 1,556,476.97 - Step 4: Simplify right side
2,845,664.26x = 6,112,181,473,577.75 - Step 5: Solve for x
x = 6,112,181,473,577.75/2,845,664.26 - Step 6: Final answer
x = 2,147,892.70
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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.