Finding the Fourth Proportional to 1,036,649.92, 1,551,463.80 and 637,543.84
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Solution
The fourth proportional to 1,036,649.92, 1,551,463.80 and 637,543.84 is: 954,156.43
Step by Step Solution
- Step 1: Write the proportion equation
1,036,649.92 : 1,551,463.80 = 637,543.84 : x - Step 2: Convert to fraction form
1,036,649.92/1,551,463.80 = 637,543.84/x - Step 3: Cross multiply
1,036,649.92x = 1,551,463.80 × 637,543.84 - Step 4: Simplify right side
1,036,649.92x = 989,126,188,672.99 - Step 5: Solve for x
x = 989,126,188,672.99/1,036,649.92 - Step 6: Final answer
x = 954,156.43
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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.