Finding the Fourth Proportional to 754,201.80, 1,131,302.70 and 754,201.80
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Solution
The fourth proportional to 754,201.80, 1,131,302.70 and 754,201.80 is: 1,131,302.70
Step by Step Solution
- Step 1: Write the proportion equation
754,201.80 : 1,131,302.70 = 754,201.80 : x - Step 2: Convert to fraction form
754,201.80/1,131,302.70 = 754,201.80/x - Step 3: Cross multiply
754,201.80x = 1,131,302.70 × 754,201.80 - Step 4: Simplify right side
754,201.80x = 853,230,532,684.86 - Step 5: Solve for x
x = 853,230,532,684.86/754,201.80 - Step 6: Final answer
x = 1,131,302.70
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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.