Finding the Fourth Proportional to 3,887,822.73, 5,827,006.12 and 2,750,912.53
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Solution
The fourth proportional to 3,887,822.73, 5,827,006.12 and 2,750,912.53 is: 4,123,023.41
Step by Step Solution
- Step 1: Write the proportion equation
3,887,822.73 : 5,827,006.12 = 2,750,912.53 : x - Step 2: Convert to fraction form
3,887,822.73/5,827,006.12 = 2,750,912.53/x - Step 3: Cross multiply
3,887,822.73x = 5,827,006.12 × 2,750,912.53 - Step 4: Simplify right side
3,887,822.73x = 16,029,584,147,894.68 - Step 5: Solve for x
x = 16,029,584,147,894.68/3,887,822.73 - Step 6: Final answer
x = 4,123,023.41
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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.