Finding the Fourth Proportional to 1,397,179.68, 2,096,178.48 and 450,531.36
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Solution
The fourth proportional to 1,397,179.68, 2,096,178.48 and 450,531.36 is: 675,928.91
Step by Step Solution
- Step 1: Write the proportion equation
1,397,179.68 : 2,096,178.48 = 450,531.36 : x - Step 2: Convert to fraction form
1,397,179.68/2,096,178.48 = 450,531.36/x - Step 3: Cross multiply
1,397,179.68x = 2,096,178.48 × 450,531.36 - Step 4: Simplify right side
1,397,179.68x = 944,394,141,397.13 - Step 5: Solve for x
x = 944,394,141,397.13/1,397,179.68 - Step 6: Final answer
x = 675,928.91
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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.