Finding the Fourth Proportional to 1,796,220.20, 2,694,330.30 and 730,713.80
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Solution
The fourth proportional to 1,796,220.20, 2,694,330.30 and 730,713.80 is: 1,096,070.70
Step by Step Solution
- Step 1: Write the proportion equation
1,796,220.20 : 2,694,330.30 = 730,713.80 : x - Step 2: Convert to fraction form
1,796,220.20/2,694,330.30 = 730,713.80/x - Step 3: Cross multiply
1,796,220.20x = 2,694,330.30 × 730,713.80 - Step 4: Simplify right side
1,796,220.20x = 1,968,784,331,968.14 - Step 5: Solve for x
x = 1,968,784,331,968.14/1,796,220.20 - Step 6: Final answer
x = 1,096,070.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.