Finding the Fourth Proportional to 3,517,072.02, 5,272,851.99 and 1,388,749.23
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Solution
The fourth proportional to 3,517,072.02, 5,272,851.99 and 1,388,749.23 is: 2,082,035.60
Step by Step Solution
- Step 1: Write the proportion equation
3,517,072.02 : 5,272,851.99 = 1,388,749.23 : x - Step 2: Convert to fraction form
3,517,072.02/5,272,851.99 = 1,388,749.23/x - Step 3: Cross multiply
3,517,072.02x = 5,272,851.99 × 1,388,749.23 - Step 4: Simplify right side
3,517,072.02x = 7,322,669,141,016.47 - Step 5: Solve for x
x = 7,322,669,141,016.47/3,517,072.02 - Step 6: Final answer
x = 2,082,035.60
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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.