Finding the Fourth Proportional to 895,441.26, 1,235,796.12 and 668,693.10
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Solution
The fourth proportional to 895,441.26, 1,235,796.12 and 668,693.10 is: 922,861.58
Step by Step Solution
- Step 1: Write the proportion equation
895,441.26 : 1,235,796.12 = 668,693.10 : x - Step 2: Convert to fraction form
895,441.26/1,235,796.12 = 668,693.10/x - Step 3: Cross multiply
895,441.26x = 1,235,796.12 × 668,693.10 - Step 4: Simplify right side
895,441.26x = 826,368,338,450.77 - Step 5: Solve for x
x = 826,368,338,450.77/895,441.26 - Step 6: Final answer
x = 922,861.58
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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.