Finding the Fourth Proportional to 1,533,091.05, 2,299,973.18 and 453,519.09
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Solution
The fourth proportional to 1,533,091.05, 2,299,973.18 and 453,519.09 is: 680,378.21
Step by Step Solution
- Step 1: Write the proportion equation
1,533,091.05 : 2,299,973.18 = 453,519.09 : x - Step 2: Convert to fraction form
1,533,091.05/2,299,973.18 = 453,519.09/x - Step 3: Cross multiply
1,533,091.05x = 2,299,973.18 × 453,519.09 - Step 4: Simplify right side
1,533,091.05x = 1,043,081,741,350.41 - Step 5: Solve for x
x = 1,043,081,741,350.41/1,533,091.05 - Step 6: Final answer
x = 680,378.21
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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.