Finding the Fourth Proportional to 1,449,400.71, 2,000,105.96 and 804,861.75
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Solution
The fourth proportional to 1,449,400.71, 2,000,105.96 and 804,861.75 is: 1,110,672.00
Step by Step Solution
- Step 1: Write the proportion equation
1,449,400.71 : 2,000,105.96 = 804,861.75 : x - Step 2: Convert to fraction form
1,449,400.71/2,000,105.96 = 804,861.75/x - Step 3: Cross multiply
1,449,400.71x = 2,000,105.96 × 804,861.75 - Step 4: Simplify right side
1,449,400.71x = 1,609,808,779,126.72 - Step 5: Solve for x
x = 1,609,808,779,126.72/1,449,400.71 - Step 6: Final answer
x = 1,110,672.00
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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.