Finding the Fourth Proportional to 2,273,099.92, 3,135,893.89 and 1,390,087.85
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Solution
The fourth proportional to 2,273,099.92, 3,135,893.89 and 1,390,087.85 is: 1,917,719.48
Step by Step Solution
- Step 1: Write the proportion equation
2,273,099.92 : 3,135,893.89 = 1,390,087.85 : x - Step 2: Convert to fraction form
2,273,099.92/3,135,893.89 = 1,390,087.85/x - Step 3: Cross multiply
2,273,099.92x = 3,135,893.89 × 1,390,087.85 - Step 4: Simplify right side
2,273,099.92x = 4,359,167,995,378.24 - Step 5: Solve for x
x = 4,359,167,995,378.24/2,273,099.92 - Step 6: Final answer
x = 1,917,719.48
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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.