Finding the Fourth Proportional to 4,888,734.32, 6,746,351.86 and 2,713,151.12
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Solution
The fourth proportional to 4,888,734.32, 6,746,351.86 and 2,713,151.12 is: 3,744,092.21
Step by Step Solution
- Step 1: Write the proportion equation
4,888,734.32 : 6,746,351.86 = 2,713,151.12 : x - Step 2: Convert to fraction form
4,888,734.32/6,746,351.86 = 2,713,151.12/x - Step 3: Cross multiply
4,888,734.32x = 6,746,351.86 × 2,713,151.12 - Step 4: Simplify right side
4,888,734.32x = 18,303,872,104,873.09 - Step 5: Solve for x
x = 18,303,872,104,873.09/4,888,734.32 - Step 6: Final answer
x = 3,744,092.21
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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.