Finding the Fourth Proportional to 4,899,782.37, 6,761,522.64 and 2,694,626.13
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Solution
The fourth proportional to 4,899,782.37, 6,761,522.64 and 2,694,626.13 is: 3,718,486.70
Step by Step Solution
- Step 1: Write the proportion equation
4,899,782.37 : 6,761,522.64 = 2,694,626.13 : x - Step 2: Convert to fraction form
4,899,782.37/6,761,522.64 = 2,694,626.13/x - Step 3: Cross multiply
4,899,782.37x = 6,761,522.64 × 2,694,626.13 - Step 4: Simplify right side
4,899,782.37x = 18,219,775,584,330.58 - Step 5: Solve for x
x = 18,219,775,584,330.58/4,899,782.37 - Step 6: Final answer
x = 3,718,486.70
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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.