Finding the Fourth Proportional to 1,080,781.96, 1,621,349.12 and 332,827.96
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Solution
The fourth proportional to 1,080,781.96, 1,621,349.12 and 332,827.96 is: 499,296.19
Step by Step Solution
- Step 1: Write the proportion equation
1,080,781.96 : 1,621,349.12 = 332,827.96 : x - Step 2: Convert to fraction form
1,080,781.96/1,621,349.12 = 332,827.96/x - Step 3: Cross multiply
1,080,781.96x = 1,621,349.12 × 332,827.96 - Step 4: Simplify right side
1,080,781.96x = 539,630,310,286.51 - Step 5: Solve for x
x = 539,630,310,286.51/1,080,781.96 - Step 6: Final answer
x = 499,296.19
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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.