Finding the Fourth Proportional to 1,080,583.69, 1,621,784.84 and 540,677.99
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Solution
The fourth proportional to 1,080,583.69, 1,621,784.84 and 540,677.99 is: 811,471.96
Step by Step Solution
- Step 1: Write the proportion equation
1,080,583.69 : 1,621,784.84 = 540,677.99 : x - Step 2: Convert to fraction form
1,080,583.69/1,621,784.84 = 540,677.99/x - Step 3: Cross multiply
1,080,583.69x = 1,621,784.84 × 540,677.99 - Step 4: Simplify right side
1,080,583.69x = 876,863,359,732.20 - Step 5: Solve for x
x = 876,863,359,732.20/1,080,583.69 - Step 6: Final answer
x = 811,471.96
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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.