Finding the Fourth Proportional to 3,113,579.88, 4,296,737.70 and 1,682,795.88
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Solution
The fourth proportional to 3,113,579.88, 4,296,737.70 and 1,682,795.88 is: 2,322,256.94
Step by Step Solution
- Step 1: Write the proportion equation
3,113,579.88 : 4,296,737.70 = 1,682,795.88 : x - Step 2: Convert to fraction form
3,113,579.88/4,296,737.70 = 1,682,795.88/x - Step 3: Cross multiply
3,113,579.88x = 4,296,737.70 × 1,682,795.88 - Step 4: Simplify right side
3,113,579.88x = 7,230,532,499,000.68 - Step 5: Solve for x
x = 7,230,532,499,000.68/3,113,579.88 - Step 6: Final answer
x = 2,322,256.94
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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.