Finding the Fourth Proportional to 1,742,232.24, 2,613,361.68 and 480,129.12
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Solution
The fourth proportional to 1,742,232.24, 2,613,361.68 and 480,129.12 is: 720,197.35
Step by Step Solution
- Step 1: Write the proportion equation
1,742,232.24 : 2,613,361.68 = 480,129.12 : x - Step 2: Convert to fraction form
1,742,232.24/2,613,361.68 = 480,129.12/x - Step 3: Cross multiply
1,742,232.24x = 2,613,361.68 × 480,129.12 - Step 4: Simplify right side
1,742,232.24x = 1,254,751,043,660.12 - Step 5: Solve for x
x = 1,254,751,043,660.12/1,742,232.24 - Step 6: Final answer
x = 720,197.35
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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.