Finding the Fourth Proportional to 1,394,385, 2,086,299.36 and 826,071.12
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Solution
The fourth proportional to 1,394,385, 2,086,299.36 and 826,071.12 is: 1,235,979.77
Step by Step Solution
- Step 1: Write the proportion equation
1,394,385 : 2,086,299.36 = 826,071.12 : x - Step 2: Convert to fraction form
1,394,385/2,086,299.36 = 826,071.12/x - Step 3: Cross multiply
1,394,385x = 2,086,299.36 × 826,071.12 - Step 4: Simplify right side
1,394,385x = 1,723,431,648,970.48 - Step 5: Solve for x
x = 1,723,431,648,970.48/1,394,385 - Step 6: Final answer
x = 1,235,979.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.