Finding the Fourth Proportional to 2,841,305.16, 3,920,951.66 and 1,552,112.40
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Solution
The fourth proportional to 2,841,305.16, 3,920,951.66 and 1,552,112.40 is: 2,141,888.09
Step by Step Solution
- Step 1: Write the proportion equation
2,841,305.16 : 3,920,951.66 = 1,552,112.40 : x - Step 2: Convert to fraction form
2,841,305.16/3,920,951.66 = 1,552,112.40/x - Step 3: Cross multiply
2,841,305.16x = 3,920,951.66 × 1,552,112.40 - Step 4: Simplify right side
2,841,305.16x = 6,085,757,691,286.58 - Step 5: Solve for x
x = 6,085,757,691,286.58/2,841,305.16 - Step 6: Final answer
x = 2,141,888.09
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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.