Finding the Fourth Proportional to 1,536,064.38, 2,119,889.09 and 847,872.89
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Solution
The fourth proportional to 1,536,064.38, 2,119,889.09 and 847,872.89 is: 1,170,130.95
Step by Step Solution
- Step 1: Write the proportion equation
1,536,064.38 : 2,119,889.09 = 847,872.89 : x - Step 2: Convert to fraction form
1,536,064.38/2,119,889.09 = 847,872.89/x - Step 3: Cross multiply
1,536,064.38x = 2,119,889.09 × 847,872.89 - Step 4: Simplify right side
1,536,064.38x = 1,797,396,474,378.96 - Step 5: Solve for x
x = 1,797,396,474,378.96/1,536,064.38 - Step 6: Final answer
x = 1,170,130.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.