Finding the Fourth Proportional to 4,687,402.87, 6,468,867.12 and 2,622,295.24
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Solution
The fourth proportional to 4,687,402.87, 6,468,867.12 and 2,622,295.24 is: 3,618,907.94
Step by Step Solution
- Step 1: Write the proportion equation
4,687,402.87 : 6,468,867.12 = 2,622,295.24 : x - Step 2: Convert to fraction form
4,687,402.87/6,468,867.12 = 2,622,295.24/x - Step 3: Cross multiply
4,687,402.87x = 6,468,867.12 × 2,622,295.24 - Step 4: Simplify right side
4,687,402.87x = 16,963,279,464,891.71 - Step 5: Solve for x
x = 16,963,279,464,891.71/4,687,402.87 - Step 6: Final answer
x = 3,618,907.94
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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.