Finding the Fourth Proportional to 4,438,458.79, 6,651,802.51 and 2,279,396.69
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Solution
The fourth proportional to 4,438,458.79, 6,651,802.51 and 2,279,396.69 is: 3,416,072.41
Step by Step Solution
- Step 1: Write the proportion equation
4,438,458.79 : 6,651,802.51 = 2,279,396.69 : x - Step 2: Convert to fraction form
4,438,458.79/6,651,802.51 = 2,279,396.69/x - Step 3: Cross multiply
4,438,458.79x = 6,651,802.51 × 2,279,396.69 - Step 4: Simplify right side
4,438,458.79x = 15,162,096,637,840.98 - Step 5: Solve for x
x = 15,162,096,637,840.98/4,438,458.79 - Step 6: Final answer
x = 3,416,072.41
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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.