Finding the Fourth Proportional to 4,216,808.08, 6,318,589.12 and 3,259,609.20
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Solution
The fourth proportional to 4,216,808.08, 6,318,589.12 and 3,259,609.20 is: 4,884,294.19
Step by Step Solution
- Step 1: Write the proportion equation
4,216,808.08 : 6,318,589.12 = 3,259,609.20 : x - Step 2: Convert to fraction form
4,216,808.08/6,318,589.12 = 3,259,609.20/x - Step 3: Cross multiply
4,216,808.08x = 6,318,589.12 × 3,259,609.20 - Step 4: Simplify right side
4,216,808.08x = 20,596,131,226,571.91 - Step 5: Solve for x
x = 20,596,131,226,571.91/4,216,808.08 - Step 6: Final answer
x = 4,884,294.19
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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.