Finding the Fourth Proportional to 1,507,232.09, 2,258,215.52 and 1,256,126.22
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Solution
The fourth proportional to 1,507,232.09, 2,258,215.52 and 1,256,126.22 is: 1,881,995.31
Step by Step Solution
- Step 1: Write the proportion equation
1,507,232.09 : 2,258,215.52 = 1,256,126.22 : x - Step 2: Convert to fraction form
1,507,232.09/2,258,215.52 = 1,256,126.22/x - Step 3: Cross multiply
1,507,232.09x = 2,258,215.52 × 1,256,126.22 - Step 4: Simplify right side
1,507,232.09x = 2,836,603,725,082.93 - Step 5: Solve for x
x = 2,836,603,725,082.93/1,507,232.09 - Step 6: Final answer
x = 1,881,995.31
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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.