Finding the Fourth Proportional to 2,558,170.80, 3,530,183.16 and 1,412,226.54
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Solution
The fourth proportional to 2,558,170.80, 3,530,183.16 and 1,412,226.54 is: 1,948,821.54
Step by Step Solution
- Step 1: Write the proportion equation
2,558,170.80 : 3,530,183.16 = 1,412,226.54 : x - Step 2: Convert to fraction form
2,558,170.80/3,530,183.16 = 1,412,226.54/x - Step 3: Cross multiply
2,558,170.80x = 3,530,183.16 × 1,412,226.54 - Step 4: Simplify right side
2,558,170.80x = 4,985,418,349,613.07 - Step 5: Solve for x
x = 4,985,418,349,613.07/2,558,170.80 - Step 6: Final answer
x = 1,948,821.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.