Finding the Fourth Proportional to 4,507,716.09, 6,762,361.50 and 1,983,305.73
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Solution
The fourth proportional to 4,507,716.09, 6,762,361.50 and 1,983,305.73 is: 2,975,305.02
Step by Step Solution
- Step 1: Write the proportion equation
4,507,716.09 : 6,762,361.50 = 1,983,305.73 : x - Step 2: Convert to fraction form
4,507,716.09/6,762,361.50 = 1,983,305.73/x - Step 3: Cross multiply
4,507,716.09x = 6,762,361.50 × 1,983,305.73 - Step 4: Simplify right side
4,507,716.09x = 13,411,830,311,281.39 - Step 5: Solve for x
x = 13,411,830,311,281.39/4,507,716.09 - Step 6: Final answer
x = 2,975,305.02
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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.