Finding the Fourth Proportional to 3,207,711.75, 4,425,552.33 and 1,830,065.79
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Solution
The fourth proportional to 3,207,711.75, 4,425,552.33 and 1,830,065.79 is: 2,524,868.99
Step by Step Solution
- Step 1: Write the proportion equation
3,207,711.75 : 4,425,552.33 = 1,830,065.79 : x - Step 2: Convert to fraction form
3,207,711.75/4,425,552.33 = 1,830,065.79/x - Step 3: Cross multiply
3,207,711.75x = 4,425,552.33 × 1,830,065.79 - Step 4: Simplify right side
3,207,711.75x = 8,099,051,920,987.79 - Step 5: Solve for x
x = 8,099,051,920,987.79/3,207,711.75 - Step 6: Final answer
x = 2,524,868.99
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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.