Finding the Fourth Proportional to 2,461,338.80, 3,691,832.96 and 664,324.64
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Solution
The fourth proportional to 2,461,338.80, 3,691,832.96 and 664,324.64 is: 996,439.66
Step by Step Solution
- Step 1: Write the proportion equation
2,461,338.80 : 3,691,832.96 = 664,324.64 : x - Step 2: Convert to fraction form
2,461,338.80/3,691,832.96 = 664,324.64/x - Step 3: Cross multiply
2,461,338.80x = 3,691,832.96 × 664,324.64 - Step 4: Simplify right side
2,461,338.80x = 2,452,575,602,092.13 - Step 5: Solve for x
x = 2,452,575,602,092.13/2,461,338.80 - Step 6: Final answer
x = 996,439.66
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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.