Finding the Fourth Proportional to 1,079,220.18, 1,489,315.50 and 595,785.99
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Solution
The fourth proportional to 1,079,220.18, 1,489,315.50 and 595,785.99 is: 822,180.06
Step by Step Solution
- Step 1: Write the proportion equation
1,079,220.18 : 1,489,315.50 = 595,785.99 : x - Step 2: Convert to fraction form
1,079,220.18/1,489,315.50 = 595,785.99/x - Step 3: Cross multiply
1,079,220.18x = 1,489,315.50 × 595,785.99 - Step 4: Simplify right side
1,079,220.18x = 887,313,309,589.85 - Step 5: Solve for x
x = 887,313,309,589.85/1,079,220.18 - Step 6: Final answer
x = 822,180.06
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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.