Finding the Fourth Proportional to 3,534,806.08, 4,878,064.74 and 2,006,945.68
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Solution
The fourth proportional to 3,534,806.08, 4,878,064.74 and 2,006,945.68 is: 2,769,603.41
Step by Step Solution
- Step 1: Write the proportion equation
3,534,806.08 : 4,878,064.74 = 2,006,945.68 : x - Step 2: Convert to fraction form
3,534,806.08/4,878,064.74 = 2,006,945.68/x - Step 3: Cross multiply
3,534,806.08x = 4,878,064.74 × 2,006,945.68 - Step 4: Simplify right side
3,534,806.08x = 9,790,010,956,703.32 - Step 5: Solve for x
x = 9,790,010,956,703.32/3,534,806.08 - Step 6: Final answer
x = 2,769,603.41
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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.