Finding the Fourth Proportional to 1,954,309.67, 2,696,811.22 and 1,083,135.84
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Solution
The fourth proportional to 1,954,309.67, 2,696,811.22 and 1,083,135.84 is: 1,494,652.01
Step by Step Solution
- Step 1: Write the proportion equation
1,954,309.67 : 2,696,811.22 = 1,083,135.84 : x - Step 2: Convert to fraction form
1,954,309.67/2,696,811.22 = 1,083,135.84/x - Step 3: Cross multiply
1,954,309.67x = 2,696,811.22 × 1,083,135.84 - Step 4: Simplify right side
1,954,309.67x = 2,921,012,886,096.13 - Step 5: Solve for x
x = 2,921,012,886,096.13/1,954,309.67 - Step 6: Final answer
x = 1,494,652.01
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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.