Finding the Fourth Proportional to 3,741,386.80, 5,598,067.20 and 2,664,389.20
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Solution
The fourth proportional to 3,741,386.80, 5,598,067.20 and 2,664,389.20 is: 3,986,604.59
Step by Step Solution
- Step 1: Write the proportion equation
3,741,386.80 : 5,598,067.20 = 2,664,389.20 : x - Step 2: Convert to fraction form
3,741,386.80/5,598,067.20 = 2,664,389.20/x - Step 3: Cross multiply
3,741,386.80x = 5,598,067.20 × 2,664,389.20 - Step 4: Simplify right side
3,741,386.80x = 14,915,429,788,554.24 - Step 5: Solve for x
x = 14,915,429,788,554.24/3,741,386.80 - Step 6: Final answer
x = 3,986,604.59
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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.