Finding the Fourth Proportional to 3,251,458.40, 4,871,938.80 and 2,051,232.80
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Solution
The fourth proportional to 3,251,458.40, 4,871,938.80 and 2,051,232.80 is: 3,073,537.91
Step by Step Solution
- Step 1: Write the proportion equation
3,251,458.40 : 4,871,938.80 = 2,051,232.80 : x - Step 2: Convert to fraction form
3,251,458.40/4,871,938.80 = 2,051,232.80/x - Step 3: Cross multiply
3,251,458.40x = 4,871,938.80 × 2,051,232.80 - Step 4: Simplify right side
3,251,458.40x = 9,993,480,666,152.64 - Step 5: Solve for x
x = 9,993,480,666,152.64/3,251,458.40 - Step 6: Final answer
x = 3,073,537.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.