Finding the Fourth Proportional to 1,517,620.24, 2,094,315.24 and 838,550.80
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Solution
The fourth proportional to 1,517,620.24, 2,094,315.24 and 838,550.80 is: 1,157,199.72
Step by Step Solution
- Step 1: Write the proportion equation
1,517,620.24 : 2,094,315.24 = 838,550.80 : x - Step 2: Convert to fraction form
1,517,620.24/2,094,315.24 = 838,550.80/x - Step 3: Cross multiply
1,517,620.24x = 2,094,315.24 × 838,550.80 - Step 4: Simplify right side
1,517,620.24x = 1,756,189,719,954.19 - Step 5: Solve for x
x = 1,756,189,719,954.19/1,517,620.24 - Step 6: Final answer
x = 1,157,199.72
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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.