Finding the Fourth Proportional to 2,193,313.38, 3,288,703.71 and 676,589.05
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Solution
The fourth proportional to 2,193,313.38, 3,288,703.71 and 676,589.05 is: 1,014,492.94
Step by Step Solution
- Step 1: Write the proportion equation
2,193,313.38 : 3,288,703.71 = 676,589.05 : x - Step 2: Convert to fraction form
2,193,313.38/3,288,703.71 = 676,589.05/x - Step 3: Cross multiply
2,193,313.38x = 3,288,703.71 × 676,589.05 - Step 4: Simplify right side
2,193,313.38x = 2,225,100,925,528.46 - Step 5: Solve for x
x = 2,225,100,925,528.46/2,193,313.38 - Step 6: Final answer
x = 1,014,492.94
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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.