Finding the Fourth Proportional to 1,079,220.88, 1,489,327.02 and 595,786.70
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Solution
The fourth proportional to 1,079,220.88, 1,489,327.02 and 595,786.70 is: 822,186.86
Step by Step Solution
- Step 1: Write the proportion equation
1,079,220.88 : 1,489,327.02 = 595,786.70 : x - Step 2: Convert to fraction form
1,079,220.88/1,489,327.02 = 595,786.70/x - Step 3: Cross multiply
1,079,220.88x = 1,489,327.02 × 595,786.70 - Step 4: Simplify right side
1,079,220.88x = 887,321,230,466.63 - Step 5: Solve for x
x = 887,321,230,466.63/1,079,220.88 - Step 6: Final answer
x = 822,186.86
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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.