Finding the Fourth Proportional to 4,824,872.46, 6,658,439.67 and 2,619,828.21
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Solution
The fourth proportional to 4,824,872.46, 6,658,439.67 and 2,619,828.21 is: 3,615,425.74
Step by Step Solution
- Step 1: Write the proportion equation
4,824,872.46 : 6,658,439.67 = 2,619,828.21 : x - Step 2: Convert to fraction form
4,824,872.46/6,658,439.67 = 2,619,828.21/x - Step 3: Cross multiply
4,824,872.46x = 6,658,439.67 × 2,619,828.21 - Step 4: Simplify right side
4,824,872.46x = 17,443,968,082,049.09 - Step 5: Solve for x
x = 17,443,968,082,049.09/4,824,872.46 - Step 6: Final answer
x = 3,615,425.74
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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.