Finding the Fourth Proportional to 1,043,869.74, 1,440,492.03 and 591,163.98
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Solution
The fourth proportional to 1,043,869.74, 1,440,492.03 and 591,163.98 is: 815,778.99
Step by Step Solution
- Step 1: Write the proportion equation
1,043,869.74 : 1,440,492.03 = 591,163.98 : x - Step 2: Convert to fraction form
1,043,869.74/1,440,492.03 = 591,163.98/x - Step 3: Cross multiply
1,043,869.74x = 1,440,492.03 × 591,163.98 - Step 4: Simplify right side
1,043,869.74x = 851,567,001,613.08 - Step 5: Solve for x
x = 851,567,001,613.08/1,043,869.74 - Step 6: Final answer
x = 815,778.99
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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.