Finding the Fourth Proportional to 4,837,371.36, 7,257,106.80 and 1,471,490.88
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Solution
The fourth proportional to 4,837,371.36, 7,257,106.80 and 1,471,490.88 is: 2,207,555.64
Step by Step Solution
- Step 1: Write the proportion equation
4,837,371.36 : 7,257,106.80 = 1,471,490.88 : x - Step 2: Convert to fraction form
4,837,371.36/7,257,106.80 = 1,471,490.88/x - Step 3: Cross multiply
4,837,371.36x = 7,257,106.80 × 1,471,490.88 - Step 4: Simplify right side
4,837,371.36x = 10,678,766,427,743.00 - Step 5: Solve for x
x = 10,678,766,427,743.00/4,837,371.36 - Step 6: Final answer
x = 2,207,555.64
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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.