Finding the Fourth Proportional to 1,611,193.30, 2,222,817.46 and 922,497.08
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Solution
The fourth proportional to 1,611,193.30, 2,222,817.46 and 922,497.08 is: 1,272,685.66
Step by Step Solution
- Step 1: Write the proportion equation
1,611,193.30 : 2,222,817.46 = 922,497.08 : x - Step 2: Convert to fraction form
1,611,193.30/2,222,817.46 = 922,497.08/x - Step 3: Cross multiply
1,611,193.30x = 2,222,817.46 × 922,497.08 - Step 4: Simplify right side
1,611,193.30x = 2,050,542,602,802.69 - Step 5: Solve for x
x = 2,050,542,602,802.69/1,611,193.30 - Step 6: Final answer
x = 1,272,685.66
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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.