Finding the Fourth Proportional to 4,707,538.92, 6,496,212.42 and 2,670,304.68
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Solution
The fourth proportional to 4,707,538.92, 6,496,212.42 and 2,670,304.68 is: 3,684,911.95
Step by Step Solution
- Step 1: Write the proportion equation
4,707,538.92 : 6,496,212.42 = 2,670,304.68 : x - Step 2: Convert to fraction form
4,707,538.92/6,496,212.42 = 2,670,304.68/x - Step 3: Cross multiply
4,707,538.92x = 6,496,212.42 × 2,670,304.68 - Step 4: Simplify right side
4,707,538.92x = 17,346,866,427,400.13 - Step 5: Solve for x
x = 17,346,866,427,400.13/4,707,538.92 - Step 6: Final answer
x = 3,684,911.95
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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.