Finding the Fourth Proportional to 4,267,491.24, 5,889,677.16 and 2,798,635.68
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Solution
The fourth proportional to 4,267,491.24, 5,889,677.16 and 2,798,635.68 is: 3,862,470.88
Step by Step Solution
- Step 1: Write the proportion equation
4,267,491.24 : 5,889,677.16 = 2,798,635.68 : x - Step 2: Convert to fraction form
4,267,491.24/5,889,677.16 = 2,798,635.68/x - Step 3: Cross multiply
4,267,491.24x = 5,889,677.16 × 2,798,635.68 - Step 4: Simplify right side
4,267,491.24x = 16,483,060,643,657.07 - Step 5: Solve for x
x = 16,483,060,643,657.07/4,267,491.24 - Step 6: Final answer
x = 3,862,470.88
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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.