Finding the Fourth Proportional to 1,720,685.93, 2,374,574.01 and 946,350.68
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Solution
The fourth proportional to 1,720,685.93, 2,374,574.01 and 946,350.68 is: 1,305,979.02
Step by Step Solution
- Step 1: Write the proportion equation
1,720,685.93 : 2,374,574.01 = 946,350.68 : x - Step 2: Convert to fraction form
1,720,685.93/2,374,574.01 = 946,350.68/x - Step 3: Cross multiply
1,720,685.93x = 2,374,574.01 × 946,350.68 - Step 4: Simplify right side
1,720,685.93x = 2,247,179,729,073.83 - Step 5: Solve for x
x = 2,247,179,729,073.83/1,720,685.93 - Step 6: Final answer
x = 1,305,979.02
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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.