Finding the Fourth Proportional to 1,118,087.31, 1,675,818.77 and 585,858.99
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Solution
The fourth proportional to 1,118,087.31, 1,675,818.77 and 585,858.99 is: 878,100.91
Step by Step Solution
- Step 1: Write the proportion equation
1,118,087.31 : 1,675,818.77 = 585,858.99 : x - Step 2: Convert to fraction form
1,118,087.31/1,675,818.77 = 585,858.99/x - Step 3: Cross multiply
1,118,087.31x = 1,675,818.77 × 585,858.99 - Step 4: Simplify right side
1,118,087.31x = 981,793,489,085.95 - Step 5: Solve for x
x = 981,793,489,085.95/1,118,087.31 - Step 6: Final answer
x = 878,100.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.