Finding the Fourth Proportional to 1,561,184.22, 2,154,406.14 and 882,106.14
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Solution
The fourth proportional to 1,561,184.22, 2,154,406.14 and 882,106.14 is: 1,217,290.61
Step by Step Solution
- Step 1: Write the proportion equation
1,561,184.22 : 2,154,406.14 = 882,106.14 : x - Step 2: Convert to fraction form
1,561,184.22/2,154,406.14 = 882,106.14/x - Step 3: Cross multiply
1,561,184.22x = 2,154,406.14 × 882,106.14 - Step 4: Simplify right side
1,561,184.22x = 1,900,414,884,147.70 - Step 5: Solve for x
x = 1,900,414,884,147.70/1,561,184.22 - Step 6: Final answer
x = 1,217,290.61
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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.