Finding the Fourth Proportional to 1,764,649.44, 2,646,974.64 and 434,953.44
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Solution
The fourth proportional to 1,764,649.44, 2,646,974.64 and 434,953.44 is: 652,430.28
Step by Step Solution
- Step 1: Write the proportion equation
1,764,649.44 : 2,646,974.64 = 434,953.44 : x - Step 2: Convert to fraction form
1,764,649.44/2,646,974.64 = 434,953.44/x - Step 3: Cross multiply
1,764,649.44x = 2,646,974.64 × 434,953.44 - Step 4: Simplify right side
1,764,649.44x = 1,151,310,725,260.76 - Step 5: Solve for x
x = 1,151,310,725,260.76/1,764,649.44 - Step 6: Final answer
x = 652,430.28
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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.