Finding the Fourth Proportional to 4,391,989.42, 6,060,944.05 and 2,458,249.49
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Solution
The fourth proportional to 4,391,989.42, 6,060,944.05 and 2,458,249.49 is: 3,392,383.53
Step by Step Solution
- Step 1: Write the proportion equation
4,391,989.42 : 6,060,944.05 = 2,458,249.49 : x - Step 2: Convert to fraction form
4,391,989.42/6,060,944.05 = 2,458,249.49/x - Step 3: Cross multiply
4,391,989.42x = 6,060,944.05 × 2,458,249.49 - Step 4: Simplify right side
4,391,989.42x = 14,899,312,583,380.69 - Step 5: Solve for x
x = 14,899,312,583,380.69/4,391,989.42 - Step 6: Final answer
x = 3,392,383.53
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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.