Finding the Fourth Proportional to 1,999,918.44, 2,999,897.10 and 504,010.44
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Solution
The fourth proportional to 1,999,918.44, 2,999,897.10 and 504,010.44 is: 756,020.56
Step by Step Solution
- Step 1: Write the proportion equation
1,999,918.44 : 2,999,897.10 = 504,010.44 : x - Step 2: Convert to fraction form
1,999,918.44/2,999,897.10 = 504,010.44/x - Step 3: Cross multiply
1,999,918.44x = 2,999,897.10 × 504,010.44 - Step 4: Simplify right side
1,999,918.44x = 1,511,979,457,325.72 - Step 5: Solve for x
x = 1,511,979,457,325.72/1,999,918.44 - Step 6: Final answer
x = 756,020.56
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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.