Finding the Fourth Proportional to 1,079,039.52, 1,489,074.62 and 595,604.79
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Solution
The fourth proportional to 1,079,039.52, 1,489,074.62 and 595,604.79 is: 821,934.65
Step by Step Solution
- Step 1: Write the proportion equation
1,079,039.52 : 1,489,074.62 = 595,604.79 : x - Step 2: Convert to fraction form
1,079,039.52/1,489,074.62 = 595,604.79/x - Step 3: Cross multiply
1,079,039.52x = 1,489,074.62 × 595,604.79 - Step 4: Simplify right side
1,079,039.52x = 886,899,973,361.41 - Step 5: Solve for x
x = 886,899,973,361.41/1,079,039.52 - Step 6: Final answer
x = 821,934.65
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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.