Finding the Fourth Proportional to 1,631,516.04, 2,251,699.73 and 986,940.84
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Solution
The fourth proportional to 1,631,516.04, 2,251,699.73 and 986,940.84 is: 1,362,103.94
Step by Step Solution
- Step 1: Write the proportion equation
1,631,516.04 : 2,251,699.73 = 986,940.84 : x - Step 2: Convert to fraction form
1,631,516.04/2,251,699.73 = 986,940.84/x - Step 3: Cross multiply
1,631,516.04x = 2,251,699.73 × 986,940.84 - Step 4: Simplify right side
1,631,516.04x = 2,222,294,422,953.97 - Step 5: Solve for x
x = 2,222,294,422,953.97/1,631,516.04 - Step 6: Final answer
x = 1,362,103.94
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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.