Finding the Fourth Proportional to 1,141,177.68, 1,574,825.16 and 631,879.92
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Solution
The fourth proportional to 1,141,177.68, 1,574,825.16 and 631,879.92 is: 871,994.27
Step by Step Solution
- Step 1: Write the proportion equation
1,141,177.68 : 1,574,825.16 = 631,879.92 : x - Step 2: Convert to fraction form
1,141,177.68/1,574,825.16 = 631,879.92/x - Step 3: Cross multiply
1,141,177.68x = 1,574,825.16 × 631,879.92 - Step 4: Simplify right side
1,141,177.68x = 995,100,396,114.79 - Step 5: Solve for x
x = 995,100,396,114.79/1,141,177.68 - Step 6: Final answer
x = 871,994.27
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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.