Finding the Fourth Proportional to 3,146,011.68, 4,341,310.83 and 1,750,536.18
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Solution
The fourth proportional to 3,146,011.68, 4,341,310.83 and 1,750,536.18 is: 2,415,636.83
Step by Step Solution
- Step 1: Write the proportion equation
3,146,011.68 : 4,341,310.83 = 1,750,536.18 : x - Step 2: Convert to fraction form
3,146,011.68/4,341,310.83 = 1,750,536.18/x - Step 3: Cross multiply
3,146,011.68x = 4,341,310.83 × 1,750,536.18 - Step 4: Simplify right side
3,146,011.68x = 7,599,621,676,540.83 - Step 5: Solve for x
x = 7,599,621,676,540.83/3,146,011.68 - Step 6: Final answer
x = 2,415,636.83
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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.