Finding the Fourth Proportional to 4,429,608.40, 6,651,785.40 and 2,436,494.80
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Solution
The fourth proportional to 4,429,608.40, 6,651,785.40 and 2,436,494.80 is: 3,658,797.59
Step by Step Solution
- Step 1: Write the proportion equation
4,429,608.40 : 6,651,785.40 = 2,436,494.80 : x - Step 2: Convert to fraction form
4,429,608.40/6,651,785.40 = 2,436,494.80/x - Step 3: Cross multiply
4,429,608.40x = 6,651,785.40 × 2,436,494.80 - Step 4: Simplify right side
4,429,608.40x = 16,207,040,537,815.92 - Step 5: Solve for x
x = 16,207,040,537,815.92/4,429,608.40 - Step 6: Final answer
x = 3,658,797.59
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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.