Finding the Fourth Proportional to 1,576,371.63, 2,364,889.56 and 511,330.68
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Solution
The fourth proportional to 1,576,371.63, 2,364,889.56 and 511,330.68 is: 767,103.75
Step by Step Solution
- Step 1: Write the proportion equation
1,576,371.63 : 2,364,889.56 = 511,330.68 : x - Step 2: Convert to fraction form
1,576,371.63/2,364,889.56 = 511,330.68/x - Step 3: Cross multiply
1,576,371.63x = 2,364,889.56 × 511,330.68 - Step 4: Simplify right side
1,576,371.63x = 1,209,240,586,839.70 - Step 5: Solve for x
x = 1,209,240,586,839.70/1,576,371.63 - Step 6: Final answer
x = 767,103.75
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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.