Finding the Fourth Proportional to 2,827,163.09, 4,208,768.78 and 2,810,348.09
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Solution
The fourth proportional to 2,827,163.09, 4,208,768.78 and 2,810,348.09 is: 4,183,736.46
Step by Step Solution
- Step 1: Write the proportion equation
2,827,163.09 : 4,208,768.78 = 2,810,348.09 : x - Step 2: Convert to fraction form
2,827,163.09/4,208,768.78 = 2,810,348.09/x - Step 3: Cross multiply
2,827,163.09x = 4,208,768.78 × 2,810,348.09 - Step 4: Simplify right side
2,827,163.09x = 11,828,105,302,124.63 - Step 5: Solve for x
x = 11,828,105,302,124.63/2,827,163.09 - Step 6: Final answer
x = 4,183,736.46
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.