Finding the Fourth Proportional to 4,321,847.40, 6,486,838.92 and 2,193,459
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Solution
The fourth proportional to 4,321,847.40, 6,486,838.92 and 2,193,459 is: 3,292,253.03
Step by Step Solution
- Step 1: Write the proportion equation
4,321,847.40 : 6,486,838.92 = 2,193,459 : x - Step 2: Convert to fraction form
4,321,847.40/6,486,838.92 = 2,193,459/x - Step 3: Cross multiply
4,321,847.40x = 6,486,838.92 × 2,193,459 - Step 4: Simplify right side
4,321,847.40x = 14,228,615,210,624.28 - Step 5: Solve for x
x = 14,228,615,210,624.28/4,321,847.40 - Step 6: Final answer
x = 3,292,253.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.