Finding the Fourth Proportional to 2,264,738.04, 3,125,441.43 and 1,405,575.09
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Solution
The fourth proportional to 2,264,738.04, 3,125,441.43 and 1,405,575.09 is: 1,939,757.51
Step by Step Solution
- Step 1: Write the proportion equation
2,264,738.04 : 3,125,441.43 = 1,405,575.09 : x - Step 2: Convert to fraction form
2,264,738.04/3,125,441.43 = 1,405,575.09/x - Step 3: Cross multiply
2,264,738.04x = 3,125,441.43 × 1,405,575.09 - Step 4: Simplify right side
2,264,738.04x = 4,393,042,619,261.98 - Step 5: Solve for x
x = 4,393,042,619,261.98/2,264,738.04 - Step 6: Final answer
x = 1,939,757.51
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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.