Finding the Fourth Proportional to 3,501,721.32, 4,832,747.48 and 2,052,634.68
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Solution
The fourth proportional to 3,501,721.32, 4,832,747.48 and 2,052,634.68 is: 2,832,853.95
Step by Step Solution
- Step 1: Write the proportion equation
3,501,721.32 : 4,832,747.48 = 2,052,634.68 : x - Step 2: Convert to fraction form
3,501,721.32/4,832,747.48 = 2,052,634.68/x - Step 3: Cross multiply
3,501,721.32x = 4,832,747.48 × 2,052,634.68 - Step 4: Simplify right side
3,501,721.32x = 9,919,865,077,130.61 - Step 5: Solve for x
x = 9,919,865,077,130.61/3,501,721.32 - Step 6: Final answer
x = 2,832,853.95
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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.