Finding the Fourth Proportional to 1,512,217.11, 2,268,344.07 and 447,280.68
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Solution
The fourth proportional to 1,512,217.11, 2,268,344.07 and 447,280.68 is: 670,926.46
Step by Step Solution
- Step 1: Write the proportion equation
1,512,217.11 : 2,268,344.07 = 447,280.68 : x - Step 2: Convert to fraction form
1,512,217.11/2,268,344.07 = 447,280.68/x - Step 3: Cross multiply
1,512,217.11x = 2,268,344.07 × 447,280.68 - Step 4: Simplify right side
1,512,217.11x = 1,014,586,478,103.57 - Step 5: Solve for x
x = 1,014,586,478,103.57/1,512,217.11 - Step 6: Final answer
x = 670,926.46
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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.