Finding the Fourth Proportional to 4,529,783.97, 6,252,327.77 and 2,670,821.01
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Solution
The fourth proportional to 4,529,783.97, 6,252,327.77 and 2,670,821.01 is: 3,686,455.79
Step by Step Solution
- Step 1: Write the proportion equation
4,529,783.97 : 6,252,327.77 = 2,670,821.01 : x - Step 2: Convert to fraction form
4,529,783.97/6,252,327.77 = 2,670,821.01/x - Step 3: Cross multiply
4,529,783.97x = 6,252,327.77 × 2,670,821.01 - Step 4: Simplify right side
4,529,783.97x = 16,698,848,356,168.34 - Step 5: Solve for x
x = 16,698,848,356,168.34/4,529,783.97 - Step 6: Final answer
x = 3,686,455.79
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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.