Finding the Fourth Proportional to 1,684,450.09, 2,324,778.20 and 1,072,407.34
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Solution
The fourth proportional to 1,684,450.09, 2,324,778.20 and 1,072,407.34 is: 1,480,073.06
Step by Step Solution
- Step 1: Write the proportion equation
1,684,450.09 : 2,324,778.20 = 1,072,407.34 : x - Step 2: Convert to fraction form
1,684,450.09/2,324,778.20 = 1,072,407.34/x - Step 3: Cross multiply
1,684,450.09x = 2,324,778.20 × 1,072,407.34 - Step 4: Simplify right side
1,684,450.09x = 2,493,109,205,551.99 - Step 5: Solve for x
x = 2,493,109,205,551.99/1,684,450.09 - Step 6: Final answer
x = 1,480,073.06
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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.