Finding the Fourth Proportional to 4,342,511.48, 5,992,761.90 and 2,408,709.08
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Solution
The fourth proportional to 4,342,511.48, 5,992,761.90 and 2,408,709.08 is: 3,324,071.81
Step by Step Solution
- Step 1: Write the proportion equation
4,342,511.48 : 5,992,761.90 = 2,408,709.08 : x - Step 2: Convert to fraction form
4,342,511.48/5,992,761.90 = 2,408,709.08/x - Step 3: Cross multiply
4,342,511.48x = 5,992,761.90 × 2,408,709.08 - Step 4: Simplify right side
4,342,511.48x = 14,434,820,002,808.05 - Step 5: Solve for x
x = 14,434,820,002,808.05/4,342,511.48 - Step 6: Final answer
x = 3,324,071.81
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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.