Finding the Fourth Proportional to 1,681,738.07, 2,320,873.99 and 946,945.02
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Solution
The fourth proportional to 1,681,738.07, 2,320,873.99 and 946,945.02 is: 1,306,826.61
Step by Step Solution
- Step 1: Write the proportion equation
1,681,738.07 : 2,320,873.99 = 946,945.02 : x - Step 2: Convert to fraction form
1,681,738.07/2,320,873.99 = 946,945.02/x - Step 3: Cross multiply
1,681,738.07x = 2,320,873.99 × 946,945.02 - Step 4: Simplify right side
1,681,738.07x = 2,197,740,066,878.03 - Step 5: Solve for x
x = 2,197,740,066,878.03/1,681,738.07 - Step 6: Final answer
x = 1,306,826.61
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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.