Finding the Fourth Proportional to 3,463,424.70, 4,776,431.67 and 2,174,384.94
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Solution
The fourth proportional to 3,463,424.70, 4,776,431.67 and 2,174,384.94 is: 2,998,708.50
Step by Step Solution
- Step 1: Write the proportion equation
3,463,424.70 : 4,776,431.67 = 2,174,384.94 : x - Step 2: Convert to fraction form
3,463,424.70/4,776,431.67 = 2,174,384.94/x - Step 3: Cross multiply
3,463,424.70x = 4,776,431.67 × 2,174,384.94 - Step 4: Simplify right side
3,463,424.70x = 10,385,801,090,187.05 - Step 5: Solve for x
x = 10,385,801,090,187.05/3,463,424.70 - Step 6: Final answer
x = 2,998,708.50
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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.