Finding the Fourth Proportional to 2,077,610.91, 3,121,145.51 and 1,503,006.53
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Solution
The fourth proportional to 2,077,610.91, 3,121,145.51 and 1,503,006.53 is: 2,257,930.99
Step by Step Solution
- Step 1: Write the proportion equation
2,077,610.91 : 3,121,145.51 = 1,503,006.53 : x - Step 2: Convert to fraction form
2,077,610.91/3,121,145.51 = 1,503,006.53/x - Step 3: Cross multiply
2,077,610.91x = 3,121,145.51 × 1,503,006.53 - Step 4: Simplify right side
2,077,610.91x = 4,691,102,059,489.42 - Step 5: Solve for x
x = 4,691,102,059,489.42/2,077,610.91 - Step 6: Final answer
x = 2,257,930.99
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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.