Finding the Fourth Proportional to 1,080,796.88, 1,621,290.36 and 282,072.08
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Solution
The fourth proportional to 1,080,796.88, 1,621,290.36 and 282,072.08 is: 423,132.92
Step by Step Solution
- Step 1: Write the proportion equation
1,080,796.88 : 1,621,290.36 = 282,072.08 : x - Step 2: Convert to fraction form
1,080,796.88/1,621,290.36 = 282,072.08/x - Step 3: Cross multiply
1,080,796.88x = 1,621,290.36 × 282,072.08 - Step 4: Simplify right side
1,080,796.88x = 457,320,744,129.15 - Step 5: Solve for x
x = 457,320,744,129.15/1,080,796.88 - Step 6: Final answer
x = 423,132.92
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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.