Finding the Fourth Proportional to 1,394,162.70, 2,091,244.05 and 832,908.30
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Solution
The fourth proportional to 1,394,162.70, 2,091,244.05 and 832,908.30 is: 1,249,362.45
Step by Step Solution
- Step 1: Write the proportion equation
1,394,162.70 : 2,091,244.05 = 832,908.30 : x - Step 2: Convert to fraction form
1,394,162.70/2,091,244.05 = 832,908.30/x - Step 3: Cross multiply
1,394,162.70x = 2,091,244.05 × 832,908.30 - Step 4: Simplify right side
1,394,162.70x = 1,741,814,526,570.62 - Step 5: Solve for x
x = 1,741,814,526,570.62/1,394,162.70 - Step 6: Final answer
x = 1,249,362.45
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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.