Finding the Fourth Proportional to 2,358,228.76, 3,253,431.84 and 1,451,236.12
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Solution
The fourth proportional to 2,358,228.76, 3,253,431.84 and 1,451,236.12 is: 2,002,137.32
Step by Step Solution
- Step 1: Write the proportion equation
2,358,228.76 : 3,253,431.84 = 1,451,236.12 : x - Step 2: Convert to fraction form
2,358,228.76/3,253,431.84 = 1,451,236.12/x - Step 3: Cross multiply
2,358,228.76x = 3,253,431.84 × 1,451,236.12 - Step 4: Simplify right side
2,358,228.76x = 4,721,497,800,166.06 - Step 5: Solve for x
x = 4,721,497,800,166.06/2,358,228.76 - Step 6: Final answer
x = 2,002,137.32
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1.5x scale
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.