Finding the Fourth Proportional to 1,107,152.62, 1,527,983.49 and 677,716.54
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Solution
The fourth proportional to 1,107,152.62, 1,527,983.49 and 677,716.54 is: 935,317.92
Step by Step Solution
- Step 1: Write the proportion equation
1,107,152.62 : 1,527,983.49 = 677,716.54 : x - Step 2: Convert to fraction form
1,107,152.62/1,527,983.49 = 677,716.54/x - Step 3: Cross multiply
1,107,152.62x = 1,527,983.49 × 677,716.54 - Step 4: Simplify right side
1,107,152.62x = 1,035,539,682,741.40 - Step 5: Solve for x
x = 1,035,539,682,741.40/1,107,152.62 - Step 6: Final answer
x = 935,317.92
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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.