Finding the Fourth Proportional to 1,245,236.67, 1,867,669.11 and 346,584.70
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Solution
The fourth proportional to 1,245,236.67, 1,867,669.11 and 346,584.70 is: 519,825.31
Step by Step Solution
- Step 1: Write the proportion equation
1,245,236.67 : 1,867,669.11 = 346,584.70 : x - Step 2: Convert to fraction form
1,245,236.67/1,867,669.11 = 346,584.70/x - Step 3: Cross multiply
1,245,236.67x = 1,867,669.11 × 346,584.70 - Step 4: Simplify right side
1,245,236.67x = 647,305,538,188.62 - Step 5: Solve for x
x = 647,305,538,188.62/1,245,236.67 - Step 6: Final answer
x = 519,825.31
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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.