Finding the Fourth Proportional to 1,331,004.66, 1,836,782.37 and 727,392.66
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Solution
The fourth proportional to 1,331,004.66, 1,836,782.37 and 727,392.66 is: 1,003,799.65
Step by Step Solution
- Step 1: Write the proportion equation
1,331,004.66 : 1,836,782.37 = 727,392.66 : x - Step 2: Convert to fraction form
1,331,004.66/1,836,782.37 = 727,392.66/x - Step 3: Cross multiply
1,331,004.66x = 1,836,782.37 × 727,392.66 - Step 4: Simplify right side
1,331,004.66x = 1,336,062,013,955.40 - Step 5: Solve for x
x = 1,336,062,013,955.40/1,331,004.66 - Step 6: Final answer
x = 1,003,799.65
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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.