Finding the Fourth Proportional to 6,451,403.09, 9,677,092.97 and 1,905,644.23
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Solution
The fourth proportional to 6,451,403.09, 9,677,092.97 and 1,905,644.23 is: 2,858,462.90
Step by Step Solution
- Step 1: Write the proportion equation
6,451,403.09 : 9,677,092.97 = 1,905,644.23 : x - Step 2: Convert to fraction form
6,451,403.09/9,677,092.97 = 1,905,644.23/x - Step 3: Cross multiply
6,451,403.09x = 9,677,092.97 × 1,905,644.23 - Step 4: Simplify right side
6,451,403.09x = 18,441,096,362,025.44 - Step 5: Solve for x
x = 18,441,096,362,025.44/6,451,403.09 - Step 6: Final answer
x = 2,858,462.90
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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.