Finding the Fourth Proportional to 2,801,421.15, 4,192,800.53 and 2,465,497.95
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Solution
The fourth proportional to 2,801,421.15, 4,192,800.53 and 2,465,497.95 is: 3,690,034.65
Step by Step Solution
- Step 1: Write the proportion equation
2,801,421.15 : 4,192,800.53 = 2,465,497.95 : x - Step 2: Convert to fraction form
2,801,421.15/4,192,800.53 = 2,465,497.95/x - Step 3: Cross multiply
2,801,421.15x = 4,192,800.53 × 2,465,497.95 - Step 4: Simplify right side
2,801,421.15x = 10,337,341,099,146.42 - Step 5: Solve for x
x = 10,337,341,099,146.42/2,801,421.15 - Step 6: Final answer
x = 3,690,034.65
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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.