Finding the Fourth Proportional to 1,544,680.40, 2,318,575.80 and 746,603.60
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Solution
The fourth proportional to 1,544,680.40, 2,318,575.80 and 746,603.60 is: 1,120,657.09
Step by Step Solution
- Step 1: Write the proportion equation
1,544,680.40 : 2,318,575.80 = 746,603.60 : x - Step 2: Convert to fraction form
1,544,680.40/2,318,575.80 = 746,603.60/x - Step 3: Cross multiply
1,544,680.40x = 2,318,575.80 × 746,603.60 - Step 4: Simplify right side
1,544,680.40x = 1,731,057,039,152.88 - Step 5: Solve for x
x = 1,731,057,039,152.88/1,544,680.40 - Step 6: Final answer
x = 1,120,657.09
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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.