Finding the Fourth Proportional to 1,079,238.40, 1,489,309.98 and 595,793.18
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Solution
The fourth proportional to 1,079,238.40, 1,489,309.98 and 595,793.18 is: 822,173.06
Step by Step Solution
- Step 1: Write the proportion equation
1,079,238.40 : 1,489,309.98 = 595,793.18 : x - Step 2: Convert to fraction form
1,079,238.40/1,489,309.98 = 595,793.18/x - Step 3: Cross multiply
1,079,238.40x = 1,489,309.98 × 595,793.18 - Step 4: Simplify right side
1,079,238.40x = 887,320,730,478.99 - Step 5: Solve for x
x = 887,320,730,478.99/1,079,238.40 - Step 6: Final answer
x = 822,173.06
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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.