Finding the Fourth Proportional to 4,521,256.38, 6,239,308.68 and 2,456,255.43
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Solution
The fourth proportional to 4,521,256.38, 6,239,308.68 and 2,456,255.43 is: 3,389,618.84
Step by Step Solution
- Step 1: Write the proportion equation
4,521,256.38 : 6,239,308.68 = 2,456,255.43 : x - Step 2: Convert to fraction form
4,521,256.38/6,239,308.68 = 2,456,255.43/x - Step 3: Cross multiply
4,521,256.38x = 6,239,308.68 × 2,456,255.43 - Step 4: Simplify right side
4,521,256.38x = 15,325,335,824,696.13 - Step 5: Solve for x
x = 15,325,335,824,696.13/4,521,256.38 - Step 6: Final answer
x = 3,389,618.84
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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.