Finding the Fourth Proportional to 4,879,223.97, 6,733,368.61 and 2,703,803.42
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Solution
The fourth proportional to 4,879,223.97, 6,733,368.61 and 2,703,803.42 is: 3,731,270.63
Step by Step Solution
- Step 1: Write the proportion equation
4,879,223.97 : 6,733,368.61 = 2,703,803.42 : x - Step 2: Convert to fraction form
4,879,223.97/6,733,368.61 = 2,703,803.42/x - Step 3: Cross multiply
4,879,223.97x = 6,733,368.61 × 2,703,803.42 - Step 4: Simplify right side
4,879,223.97x = 18,205,705,085,912.56 - Step 5: Solve for x
x = 18,205,705,085,912.56/4,879,223.97 - Step 6: Final answer
x = 3,731,270.63
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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.