Finding the Fourth Proportional to 3,052,438.97, 4,212,415.26 and 1,675,909.58
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Solution
The fourth proportional to 3,052,438.97, 4,212,415.26 and 1,675,909.58 is: 2,312,782.38
Step by Step Solution
- Step 1: Write the proportion equation
3,052,438.97 : 4,212,415.26 = 1,675,909.58 : x - Step 2: Convert to fraction form
3,052,438.97/4,212,415.26 = 1,675,909.58/x - Step 3: Cross multiply
3,052,438.97x = 4,212,415.26 × 1,675,909.58 - Step 4: Simplify right side
3,052,438.97x = 7,059,627,068,110.11 - Step 5: Solve for x
x = 7,059,627,068,110.11/3,052,438.97 - Step 6: Final answer
x = 2,312,782.38
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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.