Finding the Fourth Proportional to 3,162,885.92, 4,744,286.35 and 766,751.21
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Solution
The fourth proportional to 3,162,885.92, 4,744,286.35 and 766,751.21 is: 1,150,116.50
Step by Step Solution
- Step 1: Write the proportion equation
3,162,885.92 : 4,744,286.35 = 766,751.21 : x - Step 2: Convert to fraction form
3,162,885.92/4,744,286.35 = 766,751.21/x - Step 3: Cross multiply
3,162,885.92x = 4,744,286.35 × 766,751.21 - Step 4: Simplify right side
3,162,885.92x = 3,637,687,299,448.98 - Step 5: Solve for x
x = 3,637,687,299,448.98/3,162,885.92 - Step 6: Final answer
x = 1,150,116.50
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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.