Finding the Fourth Proportional to 4,794,586.72, 6,616,730.76 and 2,757,397.84
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Solution
The fourth proportional to 4,794,586.72, 6,616,730.76 and 2,757,397.84 is: 3,805,324.67
Step by Step Solution
- Step 1: Write the proportion equation
4,794,586.72 : 6,616,730.76 = 2,757,397.84 : x - Step 2: Convert to fraction form
4,794,586.72/6,616,730.76 = 2,757,397.84/x - Step 3: Cross multiply
4,794,586.72x = 6,616,730.76 × 2,757,397.84 - Step 4: Simplify right side
4,794,586.72x = 18,244,959,105,485.56 - Step 5: Solve for x
x = 18,244,959,105,485.56/4,794,586.72 - Step 6: Final answer
x = 3,805,324.67
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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.