Finding the Fourth Proportional to 2,216,379.64, 3,324,758.10 and 699,656.80
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Solution
The fourth proportional to 2,216,379.64, 3,324,758.10 and 699,656.80 is: 1,049,544.75
Step by Step Solution
- Step 1: Write the proportion equation
2,216,379.64 : 3,324,758.10 = 699,656.80 : x - Step 2: Convert to fraction form
2,216,379.64/3,324,758.10 = 699,656.80/x - Step 3: Cross multiply
2,216,379.64x = 3,324,758.10 × 699,656.80 - Step 4: Simplify right side
2,216,379.64x = 2,326,189,613,020.08 - Step 5: Solve for x
x = 2,326,189,613,020.08/2,216,379.64 - Step 6: Final answer
x = 1,049,544.75
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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.