Finding the Fourth Proportional to 1,080,820.26, 1,491,537.81 and 590,790.42
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Solution
The fourth proportional to 1,080,820.26, 1,491,537.81 and 590,790.42 is: 815,293.98
Step by Step Solution
- Step 1: Write the proportion equation
1,080,820.26 : 1,491,537.81 = 590,790.42 : x - Step 2: Convert to fraction form
1,080,820.26/1,491,537.81 = 590,790.42/x - Step 3: Cross multiply
1,080,820.26x = 1,491,537.81 × 590,790.42 - Step 4: Simplify right side
1,080,820.26x = 881,186,249,215.78 - Step 5: Solve for x
x = 881,186,249,215.78/1,080,820.26 - Step 6: Final answer
x = 815,293.98
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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.