Finding the Fourth Proportional to 3,517,068.63, 5,272,846.92 and 1,388,745.84
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Solution
The fourth proportional to 3,517,068.63, 5,272,846.92 and 1,388,745.84 is: 2,082,030.52
Step by Step Solution
- Step 1: Write the proportion equation
3,517,068.63 : 5,272,846.92 = 1,388,745.84 : x - Step 2: Convert to fraction form
3,517,068.63/5,272,846.92 = 1,388,745.84/x - Step 3: Cross multiply
3,517,068.63x = 5,272,846.92 × 1,388,745.84 - Step 4: Simplify right side
3,517,068.63x = 7,322,644,225,106.81 - Step 5: Solve for x
x = 7,322,644,225,106.81/3,517,068.63 - Step 6: Final answer
x = 2,082,030.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.