Finding the Fourth Proportional to 1,720,708.23, 2,374,527.13 and 946,338.26
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Solution
The fourth proportional to 1,720,708.23, 2,374,527.13 and 946,338.26 is: 1,305,919.18
Step by Step Solution
- Step 1: Write the proportion equation
1,720,708.23 : 2,374,527.13 = 946,338.26 : x - Step 2: Convert to fraction form
1,720,708.23/2,374,527.13 = 946,338.26/x - Step 3: Cross multiply
1,720,708.23x = 2,374,527.13 × 946,338.26 - Step 4: Simplify right side
1,720,708.23x = 2,247,105,872,526.99 - Step 5: Solve for x
x = 2,247,105,872,526.99/1,720,708.23 - Step 6: Final answer
x = 1,305,919.18
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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.