Finding the Fourth Proportional to 3,234,256.80, 4,850,704.80 and 1,635,316.80
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Solution
The fourth proportional to 3,234,256.80, 4,850,704.80 and 1,635,316.80 is: 2,452,631.17
Step by Step Solution
- Step 1: Write the proportion equation
3,234,256.80 : 4,850,704.80 = 1,635,316.80 : x - Step 2: Convert to fraction form
3,234,256.80/4,850,704.80 = 1,635,316.80/x - Step 3: Cross multiply
3,234,256.80x = 4,850,704.80 × 1,635,316.80 - Step 4: Simplify right side
3,234,256.80x = 7,932,439,051,280.64 - Step 5: Solve for x
x = 7,932,439,051,280.64/3,234,256.80 - Step 6: Final answer
x = 2,452,631.17
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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.