Finding the Fourth Proportional to 2,511,305.36, 3,769,325.40 and 915,410.96
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Solution
The fourth proportional to 2,511,305.36, 3,769,325.40 and 915,410.96 is: 1,373,979.38
Step by Step Solution
- Step 1: Write the proportion equation
2,511,305.36 : 3,769,325.40 = 915,410.96 : x - Step 2: Convert to fraction form
2,511,305.36/3,769,325.40 = 915,410.96/x - Step 3: Cross multiply
2,511,305.36x = 3,769,325.40 × 915,410.96 - Step 4: Simplify right side
2,511,305.36x = 3,450,481,782,966.38 - Step 5: Solve for x
x = 3,450,481,782,966.38/2,511,305.36 - Step 6: Final answer
x = 1,373,979.38
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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.