Finding the Fourth Proportional to 4,598,418.66, 6,345,819.54 and 2,665,799.70
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Solution
The fourth proportional to 4,598,418.66, 6,345,819.54 and 2,665,799.70 is: 3,678,804.62
Step by Step Solution
- Step 1: Write the proportion equation
4,598,418.66 : 6,345,819.54 = 2,665,799.70 : x - Step 2: Convert to fraction form
4,598,418.66/6,345,819.54 = 2,665,799.70/x - Step 3: Cross multiply
4,598,418.66x = 6,345,819.54 × 2,665,799.70 - Step 4: Simplify right side
4,598,418.66x = 16,916,683,825,986.14 - Step 5: Solve for x
x = 16,916,683,825,986.14/4,598,418.66 - Step 6: Final answer
x = 3,678,804.62
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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.