Finding the Fourth Proportional to 2,232,453.06, 3,080,763.81 and 1,213,858.02
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Solution
The fourth proportional to 2,232,453.06, 3,080,763.81 and 1,213,858.02 is: 1,675,112.42
Step by Step Solution
- Step 1: Write the proportion equation
2,232,453.06 : 3,080,763.81 = 1,213,858.02 : x - Step 2: Convert to fraction form
2,232,453.06/3,080,763.81 = 1,213,858.02/x - Step 3: Cross multiply
2,232,453.06x = 3,080,763.81 × 1,213,858.02 - Step 4: Simplify right side
2,232,453.06x = 3,739,609,858,494.26 - Step 5: Solve for x
x = 3,739,609,858,494.26/2,232,453.06 - Step 6: Final answer
x = 1,675,112.42
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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.