Finding the Fourth Proportional to 4,852,723.60, 6,696,712.20 and 2,677,284.28
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Solution
The fourth proportional to 4,852,723.60, 6,696,712.20 and 2,677,284.28 is: 3,694,626.72
Step by Step Solution
- Step 1: Write the proportion equation
4,852,723.60 : 6,696,712.20 = 2,677,284.28 : x - Step 2: Convert to fraction form
4,852,723.60/6,696,712.20 = 2,677,284.28/x - Step 3: Cross multiply
4,852,723.60x = 6,696,712.20 × 2,677,284.28 - Step 4: Simplify right side
4,852,723.60x = 17,929,002,300,744.21 - Step 5: Solve for x
x = 17,929,002,300,744.21/4,852,723.60 - Step 6: Final answer
x = 3,694,626.72
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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.