Finding the Fourth Proportional to 2,193,161.09, 3,288,537.25 and 676,423.13
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Solution
The fourth proportional to 2,193,161.09, 3,288,537.25 and 676,423.13 is: 1,014,263.23
Step by Step Solution
- Step 1: Write the proportion equation
2,193,161.09 : 3,288,537.25 = 676,423.13 : x - Step 2: Convert to fraction form
2,193,161.09/3,288,537.25 = 676,423.13/x - Step 3: Cross multiply
2,193,161.09x = 3,288,537.25 × 676,423.13 - Step 4: Simplify right side
2,193,161.09x = 2,224,442,641,632.85 - Step 5: Solve for x
x = 2,224,442,641,632.85/2,193,161.09 - Step 6: Final answer
x = 1,014,263.23
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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.