Finding the Fourth Proportional to 1,554,452.80, 2,330,729.32 and 745,084.88
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Solution
The fourth proportional to 1,554,452.80, 2,330,729.32 and 745,084.88 is: 1,117,172.02
Step by Step Solution
- Step 1: Write the proportion equation
1,554,452.80 : 2,330,729.32 = 745,084.88 : x - Step 2: Convert to fraction form
1,554,452.80/2,330,729.32 = 745,084.88/x - Step 3: Cross multiply
1,554,452.80x = 2,330,729.32 × 745,084.88 - Step 4: Simplify right side
1,554,452.80x = 1,736,591,175,704.68 - Step 5: Solve for x
x = 1,736,591,175,704.68/1,554,452.80 - Step 6: Final answer
x = 1,117,172.02
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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.