Finding the Fourth Proportional to 4,515,225.26, 6,231,005.79 and 2,478,039.98
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Solution
The fourth proportional to 4,515,225.26, 6,231,005.79 and 2,478,039.98 is: 3,419,692.39
Step by Step Solution
- Step 1: Write the proportion equation
4,515,225.26 : 6,231,005.79 = 2,478,039.98 : x - Step 2: Convert to fraction form
4,515,225.26/6,231,005.79 = 2,478,039.98/x - Step 3: Cross multiply
4,515,225.26x = 6,231,005.79 × 2,478,039.98 - Step 4: Simplify right side
4,515,225.26x = 15,440,681,463,231.48 - Step 5: Solve for x
x = 15,440,681,463,231.48/4,515,225.26 - Step 6: Final answer
x = 3,419,692.39
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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.