Finding the Fourth Proportional to 1,080,367.56, 1,490,918.67 and 596,920.68
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Solution
The fourth proportional to 1,080,367.56, 1,490,918.67 and 596,920.68 is: 823,756.86
Step by Step Solution
- Step 1: Write the proportion equation
1,080,367.56 : 1,490,918.67 = 596,920.68 : x - Step 2: Convert to fraction form
1,080,367.56/1,490,918.67 = 596,920.68/x - Step 3: Cross multiply
1,080,367.56x = 1,490,918.67 × 596,920.68 - Step 4: Simplify right side
1,080,367.56x = 889,960,186,321.10 - Step 5: Solve for x
x = 889,960,186,321.10/1,080,367.56 - Step 6: Final answer
x = 823,756.86
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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.