Finding the Fourth Proportional to 2,298,372.97, 3,171,689.68 and 1,251,770.49
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Solution
The fourth proportional to 2,298,372.97, 3,171,689.68 and 1,251,770.49 is: 1,727,407.86
Step by Step Solution
- Step 1: Write the proportion equation
2,298,372.97 : 3,171,689.68 = 1,251,770.49 : x - Step 2: Convert to fraction form
2,298,372.97/3,171,689.68 = 1,251,770.49/x - Step 3: Cross multiply
2,298,372.97x = 3,171,689.68 × 1,251,770.49 - Step 4: Simplify right side
2,298,372.97x = 3,970,227,522,744.24 - Step 5: Solve for x
x = 3,970,227,522,744.24/2,298,372.97 - Step 6: Final answer
x = 1,727,407.86
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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.