Finding the Fourth Proportional to 3,629,625.99, 5,008,947.57 and 1,975,820.66
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Solution
The fourth proportional to 3,629,625.99, 5,008,947.57 and 1,975,820.66 is: 2,726,667.19
Step by Step Solution
- Step 1: Write the proportion equation
3,629,625.99 : 5,008,947.57 = 1,975,820.66 : x - Step 2: Convert to fraction form
3,629,625.99/5,008,947.57 = 1,975,820.66/x - Step 3: Cross multiply
3,629,625.99x = 5,008,947.57 × 1,975,820.66 - Step 4: Simplify right side
3,629,625.99x = 9,896,782,093,662.80 - Step 5: Solve for x
x = 9,896,782,093,662.80/3,629,625.99 - Step 6: Final answer
x = 2,726,667.19
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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.