Finding the Fourth Proportional to 5,548,371.92, 8,322,557.76 and 1,559,283.92
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Solution
The fourth proportional to 5,548,371.92, 8,322,557.76 and 1,559,283.92 is: 2,338,925.85
Step by Step Solution
- Step 1: Write the proportion equation
5,548,371.92 : 8,322,557.76 = 1,559,283.92 : x - Step 2: Convert to fraction form
5,548,371.92/8,322,557.76 = 1,559,283.92/x - Step 3: Cross multiply
5,548,371.92x = 8,322,557.76 × 1,559,283.92 - Step 4: Simplify right side
5,548,371.92x = 12,977,230,488,439.22 - Step 5: Solve for x
x = 12,977,230,488,439.22/5,548,371.92 - Step 6: Final answer
x = 2,338,925.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.