Finding the Fourth Proportional to 4,473,376.38, 6,173,341.16 and 2,486,698.51
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Solution
The fourth proportional to 4,473,376.38, 6,173,341.16 and 2,486,698.51 is: 3,431,689.39
Step by Step Solution
- Step 1: Write the proportion equation
4,473,376.38 : 6,173,341.16 = 2,486,698.51 : x - Step 2: Convert to fraction form
4,473,376.38/6,173,341.16 = 2,486,698.51/x - Step 3: Cross multiply
4,473,376.38x = 6,173,341.16 × 2,486,698.51 - Step 4: Simplify right side
4,473,376.38x = 15,351,238,264,293.67 - Step 5: Solve for x
x = 15,351,238,264,293.67/4,473,376.38 - Step 6: Final answer
x = 3,431,689.39
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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.