Finding the Fourth Proportional to 4,534,399.70, 6,257,478.22 and 2,469,419.66
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Solution
The fourth proportional to 4,534,399.70, 6,257,478.22 and 2,469,419.66 is: 3,407,802.74
Step by Step Solution
- Step 1: Write the proportion equation
4,534,399.70 : 6,257,478.22 = 2,469,419.66 : x - Step 2: Convert to fraction form
4,534,399.70/6,257,478.22 = 2,469,419.66/x - Step 3: Cross multiply
4,534,399.70x = 6,257,478.22 × 2,469,419.66 - Step 4: Simplify right side
4,534,399.70x = 15,452,339,738,489.80 - Step 5: Solve for x
x = 15,452,339,738,489.80/4,534,399.70 - Step 6: Final answer
x = 3,407,802.74
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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.