Finding the Fourth Proportional to 5,418,627.92, 8,122,252.23 and 1,823,146.62
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Solution
The fourth proportional to 5,418,627.92, 8,122,252.23 and 1,823,146.62 is: 2,732,805.60
Step by Step Solution
- Step 1: Write the proportion equation
5,418,627.92 : 8,122,252.23 = 1,823,146.62 : x - Step 2: Convert to fraction form
5,418,627.92/8,122,252.23 = 1,823,146.62/x - Step 3: Cross multiply
5,418,627.92x = 8,122,252.23 × 1,823,146.62 - Step 4: Simplify right side
5,418,627.92x = 14,808,056,699,911.96 - Step 5: Solve for x
x = 14,808,056,699,911.96/5,418,627.92 - Step 6: Final answer
x = 2,732,805.60
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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.