Finding the Fourth Proportional to 1,413,580.54, 2,120,361.09 and 572,120.14
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Solution
The fourth proportional to 1,413,580.54, 2,120,361.09 and 572,120.14 is: 858,176.28
Step by Step Solution
- Step 1: Write the proportion equation
1,413,580.54 : 2,120,361.09 = 572,120.14 : x - Step 2: Convert to fraction form
1,413,580.54/2,120,361.09 = 572,120.14/x - Step 3: Cross multiply
1,413,580.54x = 2,120,361.09 × 572,120.14 - Step 4: Simplify right side
1,413,580.54x = 1,213,101,283,661.35 - Step 5: Solve for x
x = 1,213,101,283,661.35/1,413,580.54 - Step 6: Final answer
x = 858,176.28
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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.