Finding the Fourth Proportional to 1,494,205.18, 2,239,251.99 and 640,254.58
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Solution
The fourth proportional to 1,494,205.18, 2,239,251.99 and 640,254.58 is: 959,500.98
Step by Step Solution
- Step 1: Write the proportion equation
1,494,205.18 : 2,239,251.99 = 640,254.58 : x - Step 2: Convert to fraction form
1,494,205.18/2,239,251.99 = 640,254.58/x - Step 3: Cross multiply
1,494,205.18x = 2,239,251.99 × 640,254.58 - Step 4: Simplify right side
1,494,205.18x = 1,433,691,334,372.53 - Step 5: Solve for x
x = 1,433,691,334,372.53/1,494,205.18 - Step 6: Final answer
x = 959,500.98
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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.