Finding the Fourth Proportional to 1,203,112.27, 1,660,295.28 and 659,243.62
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Solution
The fourth proportional to 1,203,112.27, 1,660,295.28 and 659,243.62 is: 909,756.39
Step by Step Solution
- Step 1: Write the proportion equation
1,203,112.27 : 1,660,295.28 = 659,243.62 : x - Step 2: Convert to fraction form
1,203,112.27/1,660,295.28 = 659,243.62/x - Step 3: Cross multiply
1,203,112.27x = 1,660,295.28 × 659,243.62 - Step 4: Simplify right side
1,203,112.27x = 1,094,539,070,656.11 - Step 5: Solve for x
x = 1,094,539,070,656.11/1,203,112.27 - Step 6: Final answer
x = 909,756.39
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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.