Finding the Fourth Proportional to 4,716,039.42, 7,075,553.76 and 1,683,338.13
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Solution
The fourth proportional to 4,716,039.42, 7,075,553.76 and 1,683,338.13 is: 2,525,540.69
Step by Step Solution
- Step 1: Write the proportion equation
4,716,039.42 : 7,075,553.76 = 1,683,338.13 : x - Step 2: Convert to fraction form
4,716,039.42/7,075,553.76 = 1,683,338.13/x - Step 3: Cross multiply
4,716,039.42x = 7,075,553.76 × 1,683,338.13 - Step 4: Simplify right side
4,716,039.42x = 11,910,549,435,072.87 - Step 5: Solve for x
x = 11,910,549,435,072.87/4,716,039.42 - Step 6: Final answer
x = 2,525,540.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.