Finding the Fourth Proportional to 895,452.26, 1,235,811.21 and 668,704.10
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Solution
The fourth proportional to 895,452.26, 1,235,811.21 and 668,704.10 is: 922,876.70
Step by Step Solution
- Step 1: Write the proportion equation
895,452.26 : 1,235,811.21 = 668,704.10 : x - Step 2: Convert to fraction form
895,452.26/1,235,811.21 = 668,704.10/x - Step 3: Cross multiply
895,452.26x = 1,235,811.21 × 668,704.10 - Step 4: Simplify right side
895,452.26x = 826,392,022,952.96 - Step 5: Solve for x
x = 826,392,022,952.96/895,452.26 - Step 6: Final answer
x = 922,876.70
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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.