Finding the Fourth Proportional to 1,018,302.87, 1,405,101.74 and 588,499.99
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Solution
The fourth proportional to 1,018,302.87, 1,405,101.74 and 588,499.99 is: 812,039.70
Step by Step Solution
- Step 1: Write the proportion equation
1,018,302.87 : 1,405,101.74 = 588,499.99 : x - Step 2: Convert to fraction form
1,018,302.87/1,405,101.74 = 588,499.99/x - Step 3: Cross multiply
1,018,302.87x = 1,405,101.74 × 588,499.99 - Step 4: Simplify right side
1,018,302.87x = 826,902,359,938.98 - Step 5: Solve for x
x = 826,902,359,938.98/1,018,302.87 - Step 6: Final answer
x = 812,039.70
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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.