Finding the Fourth Proportional to 4,254,123.68, 5,870,708.92 and 2,320,425.80
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Solution
The fourth proportional to 4,254,123.68, 5,870,708.92 and 2,320,425.80 is: 3,202,197.55
Step by Step Solution
- Step 1: Write the proportion equation
4,254,123.68 : 5,870,708.92 = 2,320,425.80 : x - Step 2: Convert to fraction form
4,254,123.68/5,870,708.92 = 2,320,425.80/x - Step 3: Cross multiply
4,254,123.68x = 5,870,708.92 × 2,320,425.80 - Step 4: Simplify right side
4,254,123.68x = 13,622,544,442,258.13 - Step 5: Solve for x
x = 13,622,544,442,258.13/4,254,123.68 - Step 6: Final answer
x = 3,202,197.55
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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.