Finding the Fourth Proportional to 1,093,145.31, 1,639,531.62 and 294,248.79
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Solution
The fourth proportional to 1,093,145.31, 1,639,531.62 and 294,248.79 is: 441,323.03
Step by Step Solution
- Step 1: Write the proportion equation
1,093,145.31 : 1,639,531.62 = 294,248.79 : x - Step 2: Convert to fraction form
1,093,145.31/1,639,531.62 = 294,248.79/x - Step 3: Cross multiply
1,093,145.31x = 1,639,531.62 × 294,248.79 - Step 4: Simplify right side
1,093,145.31x = 482,430,195,351.74 - Step 5: Solve for x
x = 482,430,195,351.74/1,093,145.31 - Step 6: Final answer
x = 441,323.03
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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.