Finding the Fourth Proportional to 4,257,039.58, 5,874,851.69 and 2,421,450.79
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Solution
The fourth proportional to 4,257,039.58, 5,874,851.69 and 2,421,450.79 is: 3,341,680.06
Step by Step Solution
- Step 1: Write the proportion equation
4,257,039.58 : 5,874,851.69 = 2,421,450.79 : x - Step 2: Convert to fraction form
4,257,039.58/5,874,851.69 = 2,421,450.79/x - Step 3: Cross multiply
4,257,039.58x = 5,874,851.69 × 2,421,450.79 - Step 4: Simplify right side
4,257,039.58x = 14,225,664,265,883.34 - Step 5: Solve for x
x = 14,225,664,265,883.34/4,257,039.58 - Step 6: Final answer
x = 3,341,680.06
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1.5x scale
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.