Finding the Fourth Proportional to 2,294,087.09, 3,165,921.42 and 1,261,674.79
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Solution
The fourth proportional to 2,294,087.09, 3,165,921.42 and 1,261,674.79 is: 1,741,155.88
Step by Step Solution
- Step 1: Write the proportion equation
2,294,087.09 : 3,165,921.42 = 1,261,674.79 : x - Step 2: Convert to fraction form
2,294,087.09/3,165,921.42 = 1,261,674.79/x - Step 3: Cross multiply
2,294,087.09x = 3,165,921.42 × 1,261,674.79 - Step 4: Simplify right side
2,294,087.09x = 3,994,363,237,974.39 - Step 5: Solve for x
x = 3,994,363,237,974.39/2,294,087.09 - Step 6: Final answer
x = 1,741,155.88
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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.