Finding the Fourth Proportional to 1,576,414.19, 2,364,953.39 and 511,373.09
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Solution
The fourth proportional to 1,576,414.19, 2,364,953.39 and 511,373.09 is: 767,167.37
Step by Step Solution
- Step 1: Write the proportion equation
1,576,414.19 : 2,364,953.39 = 511,373.09 : x - Step 2: Convert to fraction form
1,576,414.19/2,364,953.39 = 511,373.09/x - Step 3: Cross multiply
1,576,414.19x = 2,364,953.39 × 511,373.09 - Step 4: Simplify right side
1,576,414.19x = 1,209,373,528,023.44 - Step 5: Solve for x
x = 1,209,373,528,023.44/1,576,414.19 - Step 6: Final answer
x = 767,167.37
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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.