Finding the Fourth Proportional to 1,511,186.36, 2,266,246.02 and 445,943.48
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Solution
The fourth proportional to 1,511,186.36, 2,266,246.02 and 445,943.48 is: 668,757.78
Step by Step Solution
- Step 1: Write the proportion equation
1,511,186.36 : 2,266,246.02 = 445,943.48 : x - Step 2: Convert to fraction form
1,511,186.36/2,266,246.02 = 445,943.48/x - Step 3: Cross multiply
1,511,186.36x = 2,266,246.02 × 445,943.48 - Step 4: Simplify right side
1,511,186.36x = 1,010,617,636,694.95 - Step 5: Solve for x
x = 1,010,617,636,694.95/1,511,186.36 - Step 6: Final answer
x = 668,757.78
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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.