Finding the Fourth Proportional to 1,479,812.01, 2,042,145.99 and 800,748.51
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Solution
The fourth proportional to 1,479,812.01, 2,042,145.99 and 800,748.51 is: 1,105,035.87
Step by Step Solution
- Step 1: Write the proportion equation
1,479,812.01 : 2,042,145.99 = 800,748.51 : x - Step 2: Convert to fraction form
1,479,812.01/2,042,145.99 = 800,748.51/x - Step 3: Cross multiply
1,479,812.01x = 2,042,145.99 × 800,748.51 - Step 4: Simplify right side
1,479,812.01x = 1,635,245,358,694.98 - Step 5: Solve for x
x = 1,635,245,358,694.98/1,479,812.01 - Step 6: Final answer
x = 1,105,035.87
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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.