Finding the Fourth Proportional to 2,427,402.94, 3,622,646.87 and 2,158,367.92
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Solution
The fourth proportional to 2,427,402.94, 3,622,646.87 and 2,158,367.92 is: 3,221,140.03
Step by Step Solution
- Step 1: Write the proportion equation
2,427,402.94 : 3,622,646.87 = 2,158,367.92 : x - Step 2: Convert to fraction form
2,427,402.94/3,622,646.87 = 2,158,367.92/x - Step 3: Cross multiply
2,427,402.94x = 3,622,646.87 × 2,158,367.92 - Step 4: Simplify right side
2,427,402.94x = 7,819,004,789,696.41 - Step 5: Solve for x
x = 7,819,004,789,696.41/2,427,402.94 - Step 6: Final answer
x = 3,221,140.03
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.