Finding the Fourth Proportional to 1,079,116.68, 1,489,172.79 and 595,682.19
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Solution
The fourth proportional to 1,079,116.68, 1,489,172.79 and 595,682.19 is: 822,036.88
Step by Step Solution
- Step 1: Write the proportion equation
1,079,116.68 : 1,489,172.79 = 595,682.19 : x - Step 2: Convert to fraction form
1,079,116.68/1,489,172.79 = 595,682.19/x - Step 3: Cross multiply
1,079,116.68x = 1,489,172.79 × 595,682.19 - Step 4: Simplify right side
1,079,116.68x = 887,073,708,835.61 - Step 5: Solve for x
x = 887,073,708,835.61/1,079,116.68 - Step 6: Final answer
x = 822,036.88
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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.