Finding the Fourth Proportional to 1,896,891.68, 2,617,677.60 and 1,037,433.08
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Solution
The fourth proportional to 1,896,891.68, 2,617,677.60 and 1,037,433.08 is: 1,431,639.65
Step by Step Solution
- Step 1: Write the proportion equation
1,896,891.68 : 2,617,677.60 = 1,037,433.08 : x - Step 2: Convert to fraction form
1,896,891.68/2,617,677.60 = 1,037,433.08/x - Step 3: Cross multiply
1,896,891.68x = 2,617,677.60 × 1,037,433.08 - Step 4: Simplify right side
1,896,891.68x = 2,715,665,335,015.01 - Step 5: Solve for x
x = 2,715,665,335,015.01/1,896,891.68 - Step 6: Final answer
x = 1,431,639.65
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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.