Finding the Fourth Proportional to 1,283,527.46, 1,771,197.64 and 702,638.24
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Solution
The fourth proportional to 1,283,527.46, 1,771,197.64 and 702,638.24 is: 969,602.31
Step by Step Solution
- Step 1: Write the proportion equation
1,283,527.46 : 1,771,197.64 = 702,638.24 : x - Step 2: Convert to fraction form
1,283,527.46/1,771,197.64 = 702,638.24/x - Step 3: Cross multiply
1,283,527.46x = 1,771,197.64 × 702,638.24 - Step 4: Simplify right side
1,283,527.46x = 1,244,511,192,461.75 - Step 5: Solve for x
x = 1,244,511,192,461.75/1,283,527.46 - Step 6: Final answer
x = 969,602.31
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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.