Finding the Fourth Proportional to 5,454,765.29, 8,184,143.10 and 2,538,249.12
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Solution
The fourth proportional to 5,454,765.29, 8,184,143.10 and 2,538,249.12 is: 3,808,302.09
Step by Step Solution
- Step 1: Write the proportion equation
5,454,765.29 : 8,184,143.10 = 2,538,249.12 : x - Step 2: Convert to fraction form
5,454,765.29/8,184,143.10 = 2,538,249.12/x - Step 3: Cross multiply
5,454,765.29x = 8,184,143.10 × 2,538,249.12 - Step 4: Simplify right side
5,454,765.29x = 20,773,394,021,529.07 - Step 5: Solve for x
x = 20,773,394,021,529.07/5,454,765.29 - Step 6: Final answer
x = 3,808,302.09
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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.