Finding the Fourth Proportional to 1,807,918.74, 2,494,538.12 and 1,043,529.44
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Solution
The fourth proportional to 1,807,918.74, 2,494,538.12 and 1,043,529.44 is: 1,439,845.66
Step by Step Solution
- Step 1: Write the proportion equation
1,807,918.74 : 2,494,538.12 = 1,043,529.44 : x - Step 2: Convert to fraction form
1,807,918.74/2,494,538.12 = 1,043,529.44/x - Step 3: Cross multiply
1,807,918.74x = 2,494,538.12 × 1,043,529.44 - Step 4: Simplify right side
1,807,918.74x = 2,603,123,957,558.39 - Step 5: Solve for x
x = 2,603,123,957,558.39/1,807,918.74 - Step 6: Final answer
x = 1,439,845.66
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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.