Finding the Fourth Proportional to 2,273,292.92, 3,138,325.08 and 1,660,757.96
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Solution
The fourth proportional to 2,273,292.92, 3,138,325.08 and 1,660,757.96 is: 2,292,708.66
Step by Step Solution
- Step 1: Write the proportion equation
2,273,292.92 : 3,138,325.08 = 1,660,757.96 : x - Step 2: Convert to fraction form
2,273,292.92/3,138,325.08 = 1,660,757.96/x - Step 3: Cross multiply
2,273,292.92x = 3,138,325.08 × 1,660,757.96 - Step 4: Simplify right side
2,273,292.92x = 5,211,998,357,677.64 - Step 5: Solve for x
x = 5,211,998,357,677.64/2,273,292.92 - Step 6: Final answer
x = 2,292,708.66
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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.