Finding the Fourth Proportional to 1,080,017.10, 1,490,414.18 and 596,615.99
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Solution
The fourth proportional to 1,080,017.10, 1,490,414.18 and 596,615.99 is: 823,324.85
Step by Step Solution
- Step 1: Write the proportion equation
1,080,017.10 : 1,490,414.18 = 596,615.99 : x - Step 2: Convert to fraction form
1,080,017.10/1,490,414.18 = 596,615.99/x - Step 3: Cross multiply
1,080,017.10x = 1,490,414.18 × 596,615.99 - Step 4: Simplify right side
1,080,017.10x = 889,204,921,075.59 - Step 5: Solve for x
x = 889,204,921,075.59/1,080,017.10 - Step 6: Final answer
x = 823,324.85
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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.