Finding the Fourth Proportional to 3,652,607.82, 5,042,625.93 and 2,202,670.56
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Solution
The fourth proportional to 3,652,607.82, 5,042,625.93 and 2,202,670.56 is: 3,040,907.82
Step by Step Solution
- Step 1: Write the proportion equation
3,652,607.82 : 5,042,625.93 = 2,202,670.56 : x - Step 2: Convert to fraction form
3,652,607.82/5,042,625.93 = 2,202,670.56/x - Step 3: Cross multiply
3,652,607.82x = 5,042,625.93 × 2,202,670.56 - Step 4: Simplify right side
3,652,607.82x = 11,107,243,681,103.62 - Step 5: Solve for x
x = 11,107,243,681,103.62/3,652,607.82 - Step 6: Final answer
x = 3,040,907.82
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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.