Finding the Fourth Proportional to 4,223,409.09, 5,833,115.93 and 2,862,920.13
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Solution
The fourth proportional to 4,223,409.09, 5,833,115.93 and 2,862,920.13 is: 3,954,091.27
Step by Step Solution
- Step 1: Write the proportion equation
4,223,409.09 : 5,833,115.93 = 2,862,920.13 : x - Step 2: Convert to fraction form
4,223,409.09/5,833,115.93 = 2,862,920.13/x - Step 3: Cross multiply
4,223,409.09x = 5,833,115.93 × 2,862,920.13 - Step 4: Simplify right side
4,223,409.09x = 16,699,744,973,140.49 - Step 5: Solve for x
x = 16,699,744,973,140.49/4,223,409.09 - Step 6: Final answer
x = 3,954,091.27
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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.