Finding the Fourth Proportional to 5,739,513.17, 8,609,765.47 and 1,479,645.41
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Solution
The fourth proportional to 5,739,513.17, 8,609,765.47 and 1,479,645.41 is: 2,219,595.90
Step by Step Solution
- Step 1: Write the proportion equation
5,739,513.17 : 8,609,765.47 = 1,479,645.41 : x - Step 2: Convert to fraction form
5,739,513.17/8,609,765.47 = 1,479,645.41/x - Step 3: Cross multiply
5,739,513.17x = 8,609,765.47 × 1,479,645.41 - Step 4: Simplify right side
5,739,513.17x = 12,739,399,912,114.05 - Step 5: Solve for x
x = 12,739,399,912,114.05/5,739,513.17 - Step 6: Final answer
x = 2,219,595.90
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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.