Finding the Fourth Proportional to 1,837,893.63, 2,756,972.12 and 490,049.18
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Solution
The fourth proportional to 1,837,893.63, 2,756,972.12 and 490,049.18 is: 735,108.87
Step by Step Solution
- Step 1: Write the proportion equation
1,837,893.63 : 2,756,972.12 = 490,049.18 : x - Step 2: Convert to fraction form
1,837,893.63/2,756,972.12 = 490,049.18/x - Step 3: Cross multiply
1,837,893.63x = 2,756,972.12 × 490,049.18 - Step 4: Simplify right side
1,837,893.63x = 1,351,051,920,792.40 - Step 5: Solve for x
x = 1,351,051,920,792.40/1,837,893.63 - Step 6: Final answer
x = 735,108.87
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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.