Finding the Fourth Proportional to 3,689,152.73, 5,091,030.19 and 2,057,525.09
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Solution
The fourth proportional to 3,689,152.73, 5,091,030.19 and 2,057,525.09 is: 2,839,384.30
Step by Step Solution
- Step 1: Write the proportion equation
3,689,152.73 : 5,091,030.19 = 2,057,525.09 : x - Step 2: Convert to fraction form
3,689,152.73/5,091,030.19 = 2,057,525.09/x - Step 3: Cross multiply
3,689,152.73x = 5,091,030.19 × 2,057,525.09 - Step 4: Simplify right side
3,689,152.73x = 10,474,922,357,456.23 - Step 5: Solve for x
x = 10,474,922,357,456.23/3,689,152.73 - Step 6: Final answer
x = 2,839,384.30
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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.