Finding the Fourth Proportional to 5,450,514.22, 8,177,036.87 and 1,856,312.29
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Solution
The fourth proportional to 5,450,514.22, 8,177,036.87 and 1,856,312.29 is: 2,784,899.45
Step by Step Solution
- Step 1: Write the proportion equation
5,450,514.22 : 8,177,036.87 = 1,856,312.29 : x - Step 2: Convert to fraction form
5,450,514.22/8,177,036.87 = 1,856,312.29/x - Step 3: Cross multiply
5,450,514.22x = 8,177,036.87 × 1,856,312.29 - Step 4: Simplify right side
5,450,514.22x = 15,179,134,028,282.57 - Step 5: Solve for x
x = 15,179,134,028,282.57/5,450,514.22 - Step 6: Final answer
x = 2,784,899.45
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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.