Finding the Fourth Proportional to 5,526,394.20, 8,285,589.12 and 2,329,765.68
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Solution
The fourth proportional to 5,526,394.20, 8,285,589.12 and 2,329,765.68 is: 3,492,961.32
Step by Step Solution
- Step 1: Write the proportion equation
5,526,394.20 : 8,285,589.12 = 2,329,765.68 : x - Step 2: Convert to fraction form
5,526,394.20/8,285,589.12 = 2,329,765.68/x - Step 3: Cross multiply
5,526,394.20x = 8,285,589.12 × 2,329,765.68 - Step 4: Simplify right side
5,526,394.20x = 19,303,481,170,357.40 - Step 5: Solve for x
x = 19,303,481,170,357.40/5,526,394.20 - Step 6: Final answer
x = 3,492,961.32
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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.