Finding the Fourth Proportional to 2,218,352.48, 3,061,326.44 and 1,199,757.23
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Solution
The fourth proportional to 2,218,352.48, 3,061,326.44 and 1,199,757.23 is: 1,655,664.99
Step by Step Solution
- Step 1: Write the proportion equation
2,218,352.48 : 3,061,326.44 = 1,199,757.23 : x - Step 2: Convert to fraction form
2,218,352.48/3,061,326.44 = 1,199,757.23/x - Step 3: Cross multiply
2,218,352.48x = 3,061,326.44 × 1,199,757.23 - Step 4: Simplify right side
2,218,352.48x = 3,672,848,539,424.22 - Step 5: Solve for x
x = 3,672,848,539,424.22/2,218,352.48 - Step 6: Final answer
x = 1,655,664.99
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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.