Finding the Fourth Proportional to 2,132,227.36, 2,942,541.84 and 1,165,336.48
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Solution
The fourth proportional to 2,132,227.36, 2,942,541.84 and 1,165,336.48 is: 1,608,201.55
Step by Step Solution
- Step 1: Write the proportion equation
2,132,227.36 : 2,942,541.84 = 1,165,336.48 : x - Step 2: Convert to fraction form
2,132,227.36/2,942,541.84 = 1,165,336.48/x - Step 3: Cross multiply
2,132,227.36x = 2,942,541.84 × 1,165,336.48 - Step 4: Simplify right side
2,132,227.36x = 3,429,051,350,078.32 - Step 5: Solve for x
x = 3,429,051,350,078.32/2,132,227.36 - Step 6: Final answer
x = 1,608,201.55
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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.