Finding the Fourth Proportional to 1,614,629.73, 2,230,455.36 and 1,529,599.17
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Solution
The fourth proportional to 1,614,629.73, 2,230,455.36 and 1,529,599.17 is: 2,112,993.84
Step by Step Solution
- Step 1: Write the proportion equation
1,614,629.73 : 2,230,455.36 = 1,529,599.17 : x - Step 2: Convert to fraction form
1,614,629.73/2,230,455.36 = 1,529,599.17/x - Step 3: Cross multiply
1,614,629.73x = 2,230,455.36 × 1,529,599.17 - Step 4: Simplify right side
1,614,629.73x = 3,411,702,667,378.05 - Step 5: Solve for x
x = 3,411,702,667,378.05/1,614,629.73 - Step 6: Final answer
x = 2,112,993.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.