Finding the Fourth Proportional to 4,925,348.70, 6,797,116.80 and 2,749,808.58
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Solution
The fourth proportional to 4,925,348.70, 6,797,116.80 and 2,749,808.58 is: 3,794,811.54
Step by Step Solution
- Step 1: Write the proportion equation
4,925,348.70 : 6,797,116.80 = 2,749,808.58 : x - Step 2: Convert to fraction form
4,925,348.70/6,797,116.80 = 2,749,808.58/x - Step 3: Cross multiply
4,925,348.70x = 6,797,116.80 × 2,749,808.58 - Step 4: Simplify right side
4,925,348.70x = 18,690,770,095,902.14 - Step 5: Solve for x
x = 18,690,770,095,902.14/4,925,348.70 - Step 6: Final answer
x = 3,794,811.54
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1.5x scale
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.