Finding the Fourth Proportional to 1,018,043.97, 1,405,378.99 and 588,240.96
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Solution
The fourth proportional to 1,018,043.97, 1,405,378.99 and 588,240.96 is: 812,048.90
Step by Step Solution
- Step 1: Write the proportion equation
1,018,043.97 : 1,405,378.99 = 588,240.96 : x - Step 2: Convert to fraction form
1,018,043.97/1,405,378.99 = 588,240.96/x - Step 3: Cross multiply
1,018,043.97x = 1,405,378.99 × 588,240.96 - Step 4: Simplify right side
1,018,043.97x = 826,701,479,214.54 - Step 5: Solve for x
x = 826,701,479,214.54/1,018,043.97 - Step 6: Final answer
x = 812,048.90
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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.