Finding the Fourth Proportional to 4,846,408.35, 6,689,035.97 and 2,887,433.99
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Solution
The fourth proportional to 4,846,408.35, 6,689,035.97 and 2,887,433.99 is: 3,985,250.19
Step by Step Solution
- Step 1: Write the proportion equation
4,846,408.35 : 6,689,035.97 = 2,887,433.99 : x - Step 2: Convert to fraction form
4,846,408.35/6,689,035.97 = 2,887,433.99/x - Step 3: Cross multiply
4,846,408.35x = 6,689,035.97 × 2,887,433.99 - Step 4: Simplify right side
4,846,408.35x = 19,314,149,788,950.86 - Step 5: Solve for x
x = 19,314,149,788,950.86/4,846,408.35 - Step 6: Final answer
x = 3,985,250.19
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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.