Finding the Fourth Proportional to 3,541,400.42, 5,312,147.97 and 1,112,474.48
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Solution
The fourth proportional to 3,541,400.42, 5,312,147.97 and 1,112,474.48 is: 1,668,726.59
Step by Step Solution
- Step 1: Write the proportion equation
3,541,400.42 : 5,312,147.97 = 1,112,474.48 : x - Step 2: Convert to fraction form
3,541,400.42/5,312,147.97 = 1,112,474.48/x - Step 3: Cross multiply
3,541,400.42x = 5,312,147.97 × 1,112,474.48 - Step 4: Simplify right side
3,541,400.42x = 5,909,629,050,608.81 - Step 5: Solve for x
x = 5,909,629,050,608.81/3,541,400.42 - Step 6: Final answer
x = 1,668,726.59
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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.