Finding the Fourth Proportional to 3,248,213.94, 4,482,420.93 and 1,797,912.18
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Solution
The fourth proportional to 3,248,213.94, 4,482,420.93 and 1,797,912.18 is: 2,481,055.54
Step by Step Solution
- Step 1: Write the proportion equation
3,248,213.94 : 4,482,420.93 = 1,797,912.18 : x - Step 2: Convert to fraction form
3,248,213.94/4,482,420.93 = 1,797,912.18/x - Step 3: Cross multiply
3,248,213.94x = 4,482,420.93 × 1,797,912.18 - Step 4: Simplify right side
3,248,213.94x = 8,058,999,185,933.93 - Step 5: Solve for x
x = 8,058,999,185,933.93/3,248,213.94 - Step 6: Final answer
x = 2,481,055.54
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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.