Finding the Fourth Proportional to 1,601,761.84, 2,210,432.19 and 876,609.14
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Solution
The fourth proportional to 1,601,761.84, 2,210,432.19 and 876,609.14 is: 1,209,721.07
Step by Step Solution
- Step 1: Write the proportion equation
1,601,761.84 : 2,210,432.19 = 876,609.14 : x - Step 2: Convert to fraction form
1,601,761.84/2,210,432.19 = 876,609.14/x - Step 3: Cross multiply
1,601,761.84x = 2,210,432.19 × 876,609.14 - Step 4: Simplify right side
1,601,761.84x = 1,937,685,046,764.77 - Step 5: Solve for x
x = 1,937,685,046,764.77/1,601,761.84 - Step 6: Final answer
x = 1,209,721.07
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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.