Finding the Fourth Proportional to 5,620,706.94, 8,417,779.45 and 2,744,043.78
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Solution
The fourth proportional to 5,620,706.94, 8,417,779.45 and 2,744,043.78 is: 4,109,581.88
Step by Step Solution
- Step 1: Write the proportion equation
5,620,706.94 : 8,417,779.45 = 2,744,043.78 : x - Step 2: Convert to fraction form
5,620,706.94/8,417,779.45 = 2,744,043.78/x - Step 3: Cross multiply
5,620,706.94x = 8,417,779.45 × 2,744,043.78 - Step 4: Simplify right side
5,620,706.94x = 23,098,755,381,326.13 - Step 5: Solve for x
x = 23,098,755,381,326.13/5,620,706.94 - Step 6: Final answer
x = 4,109,581.88
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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.