Finding the Fourth Proportional to 4,898,440.90, 6,759,928.74 and 2,693,396.80
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Solution
The fourth proportional to 4,898,440.90, 6,759,928.74 and 2,693,396.80 is: 3,716,931.74
Step by Step Solution
- Step 1: Write the proportion equation
4,898,440.90 : 6,759,928.74 = 2,693,396.80 : x - Step 2: Convert to fraction form
4,898,440.90/6,759,928.74 = 2,693,396.80/x - Step 3: Cross multiply
4,898,440.90x = 6,759,928.74 × 2,693,396.80 - Step 4: Simplify right side
4,898,440.90x = 18,207,170,436,544.03 - Step 5: Solve for x
x = 18,207,170,436,544.03/4,898,440.90 - Step 6: Final answer
x = 3,716,931.74
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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.