Finding the Fourth Proportional to 1,195,751.76, 1,793,634.12 and 354,310.80
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Solution
The fourth proportional to 1,195,751.76, 1,793,634.12 and 354,310.80 is: 531,468.12
Step by Step Solution
- Step 1: Write the proportion equation
1,195,751.76 : 1,793,634.12 = 354,310.80 : x - Step 2: Convert to fraction form
1,195,751.76/1,793,634.12 = 354,310.80/x - Step 3: Cross multiply
1,195,751.76x = 1,793,634.12 × 354,310.80 - Step 4: Simplify right side
1,195,751.76x = 635,503,939,964.50 - Step 5: Solve for x
x = 635,503,939,964.50/1,195,751.76 - Step 6: Final answer
x = 531,468.12
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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.