Finding the Fourth Proportional to 905,742.24, 1,356,841.80 and 746,047.44
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Solution
The fourth proportional to 905,742.24, 1,356,841.80 and 746,047.44 is: 1,117,611.95
Step by Step Solution
- Step 1: Write the proportion equation
905,742.24 : 1,356,841.80 = 746,047.44 : x - Step 2: Convert to fraction form
905,742.24/1,356,841.80 = 746,047.44/x - Step 3: Cross multiply
905,742.24x = 1,356,841.80 × 746,047.44 - Step 4: Simplify right side
905,742.24x = 1,012,268,351,374.99 - Step 5: Solve for x
x = 1,012,268,351,374.99/905,742.24 - Step 6: Final answer
x = 1,117,611.95
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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.