Finding the Fourth Proportional to 2,689,062.24, 4,031,151.96 and 1,341,636.96
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Solution
The fourth proportional to 2,689,062.24, 4,031,151.96 and 1,341,636.96 is: 2,011,237.37
Step by Step Solution
- Step 1: Write the proportion equation
2,689,062.24 : 4,031,151.96 = 1,341,636.96 : x - Step 2: Convert to fraction form
2,689,062.24/4,031,151.96 = 1,341,636.96/x - Step 3: Cross multiply
2,689,062.24x = 4,031,151.96 × 1,341,636.96 - Step 4: Simplify right side
2,689,062.24x = 5,408,342,460,912.44 - Step 5: Solve for x
x = 5,408,342,460,912.44/2,689,062.24 - Step 6: Final answer
x = 2,011,237.37
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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.