Finding the Fourth Proportional to 3,436,622.75, 5,154,931.74 and 877,745.96
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Solution
The fourth proportional to 3,436,622.75, 5,154,931.74 and 877,745.96 is: 1,316,618.33
Step by Step Solution
- Step 1: Write the proportion equation
3,436,622.75 : 5,154,931.74 = 877,745.96 : x - Step 2: Convert to fraction form
3,436,622.75/5,154,931.74 = 877,745.96/x - Step 3: Cross multiply
3,436,622.75x = 5,154,931.74 × 877,745.96 - Step 4: Simplify right side
3,436,622.75x = 4,524,720,494,139.26 - Step 5: Solve for x
x = 4,524,720,494,139.26/3,436,622.75 - Step 6: Final answer
x = 1,316,618.33
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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.