Finding the Fourth Proportional to 1,672,087.19, 2,307,403.09 and 946,940.09
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Solution
The fourth proportional to 1,672,087.19, 2,307,403.09 and 946,940.09 is: 1,306,733.60
Step by Step Solution
- Step 1: Write the proportion equation
1,672,087.19 : 2,307,403.09 = 946,940.09 : x - Step 2: Convert to fraction form
1,672,087.19/2,307,403.09 = 946,940.09/x - Step 3: Cross multiply
1,672,087.19x = 2,307,403.09 × 946,940.09 - Step 4: Simplify right side
1,672,087.19x = 2,184,972,498,438.57 - Step 5: Solve for x
x = 2,184,972,498,438.57/1,672,087.19 - Step 6: Final answer
x = 1,306,733.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.