Finding the Fourth Proportional to 1,449,779.70, 2,000,720.68 and 796,433.28
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Solution
The fourth proportional to 1,449,779.70, 2,000,720.68 and 796,433.28 is: 1,099,091.49
Step by Step Solution
- Step 1: Write the proportion equation
1,449,779.70 : 2,000,720.68 = 796,433.28 : x - Step 2: Convert to fraction form
1,449,779.70/2,000,720.68 = 796,433.28/x - Step 3: Cross multiply
1,449,779.70x = 2,000,720.68 × 796,433.28 - Step 4: Simplify right side
1,449,779.70x = 1,593,440,533,536.23 - Step 5: Solve for x
x = 1,593,440,533,536.23/1,449,779.70 - Step 6: Final answer
x = 1,099,091.49
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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.