Finding the Fourth Proportional to 1,631,517.04, 2,251,701.11 and 986,941.84
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Solution
The fourth proportional to 1,631,517.04, 2,251,701.11 and 986,941.84 is: 1,362,105.32
Step by Step Solution
- Step 1: Write the proportion equation
1,631,517.04 : 2,251,701.11 = 986,941.84 : x - Step 2: Convert to fraction form
1,631,517.04/2,251,701.11 = 986,941.84/x - Step 3: Cross multiply
1,631,517.04x = 2,251,701.11 × 986,941.84 - Step 4: Simplify right side
1,631,517.04x = 2,222,298,036,633.44 - Step 5: Solve for x
x = 2,222,298,036,633.44/1,631,517.04 - Step 6: Final answer
x = 1,362,105.32
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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.