Finding the Fourth Proportional to 3,783,530.26, 5,221,382.03 and 2,064,761.49
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Solution
The fourth proportional to 3,783,530.26, 5,221,382.03 and 2,064,761.49 is: 2,849,431.03
Step by Step Solution
- Step 1: Write the proportion equation
3,783,530.26 : 5,221,382.03 = 2,064,761.49 : x - Step 2: Convert to fraction form
3,783,530.26/5,221,382.03 = 2,064,761.49/x - Step 3: Cross multiply
3,783,530.26x = 5,221,382.03 × 2,064,761.49 - Step 4: Simplify right side
3,783,530.26x = 10,780,908,540,122.03 - Step 5: Solve for x
x = 10,780,908,540,122.03/3,783,530.26 - Step 6: Final answer
x = 2,849,431.03
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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.