Finding the Fourth Proportional to 2,269,835.40, 3,132,394.14 and 1,251,276.60
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Solution
The fourth proportional to 2,269,835.40, 3,132,394.14 and 1,251,276.60 is: 1,726,773.44
Step by Step Solution
- Step 1: Write the proportion equation
2,269,835.40 : 3,132,394.14 = 1,251,276.60 : x - Step 2: Convert to fraction form
2,269,835.40/3,132,394.14 = 1,251,276.60/x - Step 3: Cross multiply
2,269,835.40x = 3,132,394.14 × 1,251,276.60 - Step 4: Simplify right side
2,269,835.40x = 3,919,491,489,359.12 - Step 5: Solve for x
x = 3,919,491,489,359.12/2,269,835.40 - Step 6: Final answer
x = 1,726,773.44
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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.