Finding the Fourth Proportional to 1,170,307, 1,614,566.42 and 680,195.08
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Solution
The fourth proportional to 1,170,307, 1,614,566.42 and 680,195.08 is: 938,403.46
Step by Step Solution
- Step 1: Write the proportion equation
1,170,307 : 1,614,566.42 = 680,195.08 : x - Step 2: Convert to fraction form
1,170,307/1,614,566.42 = 680,195.08/x - Step 3: Cross multiply
1,170,307x = 1,614,566.42 × 680,195.08 - Step 4: Simplify right side
1,170,307x = 1,098,220,135,217.21 - Step 5: Solve for x
x = 1,098,220,135,217.21/1,170,307 - Step 6: Final answer
x = 938,403.46
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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.