Finding the Fourth Proportional to 2,226,330.73, 3,072,342.26 and 1,207,735.48
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Solution
The fourth proportional to 2,226,330.73, 3,072,342.26 and 1,207,735.48 is: 1,666,678.14
Step by Step Solution
- Step 1: Write the proportion equation
2,226,330.73 : 3,072,342.26 = 1,207,735.48 : x - Step 2: Convert to fraction form
2,226,330.73/3,072,342.26 = 1,207,735.48/x - Step 3: Cross multiply
2,226,330.73x = 3,072,342.26 × 1,207,735.48 - Step 4: Simplify right side
2,226,330.73x = 3,710,576,754,105.38 - Step 5: Solve for x
x = 3,710,576,754,105.38/2,226,330.73 - Step 6: Final answer
x = 1,666,678.14
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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.