Finding the Fourth Proportional to 1,449,745.37, 2,000,531.50 and 837,937.74
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Solution
The fourth proportional to 1,449,745.37, 2,000,531.50 and 837,937.74 is: 1,156,286.39
Step by Step Solution
- Step 1: Write the proportion equation
1,449,745.37 : 2,000,531.50 = 837,937.74 : x - Step 2: Convert to fraction form
1,449,745.37/2,000,531.50 = 837,937.74/x - Step 3: Cross multiply
1,449,745.37x = 2,000,531.50 × 837,937.74 - Step 4: Simplify right side
1,449,745.37x = 1,676,320,843,908.81 - Step 5: Solve for x
x = 1,676,320,843,908.81/1,449,745.37 - Step 6: Final answer
x = 1,156,286.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.