Finding the Fourth Proportional to 3,233,625.91, 4,846,128.35 and 1,528,221.53
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Solution
The fourth proportional to 3,233,625.91, 4,846,128.35 and 1,528,221.53 is: 2,290,295.14
Step by Step Solution
- Step 1: Write the proportion equation
3,233,625.91 : 4,846,128.35 = 1,528,221.53 : x - Step 2: Convert to fraction form
3,233,625.91/4,846,128.35 = 1,528,221.53/x - Step 3: Cross multiply
3,233,625.91x = 4,846,128.35 × 1,528,221.53 - Step 4: Simplify right side
3,233,625.91x = 7,405,957,686,087.59 - Step 5: Solve for x
x = 7,405,957,686,087.59/3,233,625.91 - Step 6: Final answer
x = 2,290,295.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.