Finding the Fourth Proportional to 3,517,062.08, 5,272,837.09 and 1,388,739.29
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Solution
The fourth proportional to 3,517,062.08, 5,272,837.09 and 1,388,739.29 is: 2,082,020.69
Step by Step Solution
- Step 1: Write the proportion equation
3,517,062.08 : 5,272,837.09 = 1,388,739.29 : x - Step 2: Convert to fraction form
3,517,062.08/5,272,837.09 = 1,388,739.29/x - Step 3: Cross multiply
3,517,062.08x = 5,272,837.09 × 1,388,739.29 - Step 4: Simplify right side
3,517,062.08x = 7,322,596,006,816.23 - Step 5: Solve for x
x = 7,322,596,006,816.23/3,517,062.08 - Step 6: Final answer
x = 2,082,020.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.