Finding the Fourth Proportional to 1,635,768.45, 2,453,685.50 and 437,688.87
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Solution
The fourth proportional to 1,635,768.45, 2,453,685.50 and 437,688.87 is: 656,542.09
Step by Step Solution
- Step 1: Write the proportion equation
1,635,768.45 : 2,453,685.50 = 437,688.87 : x - Step 2: Convert to fraction form
1,635,768.45/2,453,685.50 = 437,688.87/x - Step 3: Cross multiply
1,635,768.45x = 2,453,685.50 × 437,688.87 - Step 4: Simplify right side
1,635,768.45x = 1,073,950,831,641.94 - Step 5: Solve for x
x = 1,073,950,831,641.94/1,635,768.45 - Step 6: Final answer
x = 656,542.09
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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.