Finding the Fourth Proportional to 1,159,135.57, 1,737,476.20 and 389,900.99
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Solution
The fourth proportional to 1,159,135.57, 1,737,476.20 and 389,900.99 is: 584,438.70
Step by Step Solution
- Step 1: Write the proportion equation
1,159,135.57 : 1,737,476.20 = 389,900.99 : x - Step 2: Convert to fraction form
1,159,135.57/1,737,476.20 = 389,900.99/x - Step 3: Cross multiply
1,159,135.57x = 1,737,476.20 × 389,900.99 - Step 4: Simplify right side
1,159,135.57x = 677,443,690,481.44 - Step 5: Solve for x
x = 677,443,690,481.44/1,159,135.57 - Step 6: Final answer
x = 584,438.70
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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.