Finding the Fourth Proportional to 4,794,575.16, 6,616,714.89 and 2,757,386.28
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Solution
The fourth proportional to 4,794,575.16, 6,616,714.89 and 2,757,386.28 is: 3,805,308.76
Step by Step Solution
- Step 1: Write the proportion equation
4,794,575.16 : 6,616,714.89 = 2,757,386.28 : x - Step 2: Convert to fraction form
4,794,575.16/6,616,714.89 = 2,757,386.28/x - Step 3: Cross multiply
4,794,575.16x = 6,616,714.89 × 2,757,386.28 - Step 4: Simplify right side
4,794,575.16x = 18,244,838,856,357.71 - Step 5: Solve for x
x = 18,244,838,856,357.71/4,794,575.16 - Step 6: Final answer
x = 3,805,308.76
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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.