Finding the Fourth Proportional to 2,458,674.11, 3,392,886.44 and 1,356,149.21
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Solution
The fourth proportional to 2,458,674.11, 3,392,886.44 and 1,356,149.21 is: 1,871,439.66
Step by Step Solution
- Step 1: Write the proportion equation
2,458,674.11 : 3,392,886.44 = 1,356,149.21 : x - Step 2: Convert to fraction form
2,458,674.11/3,392,886.44 = 1,356,149.21/x - Step 3: Cross multiply
2,458,674.11x = 3,392,886.44 × 1,356,149.21 - Step 4: Simplify right side
2,458,674.11x = 4,601,260,241,480.53 - Step 5: Solve for x
x = 4,601,260,241,480.53/2,458,674.11 - Step 6: Final answer
x = 1,871,439.66
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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.