Finding the Fourth Proportional to 1,450,530.78, 2,001,612.16 and 797,122.44
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Solution
The fourth proportional to 1,450,530.78, 2,001,612.16 and 797,122.44 is: 1,099,962.85
Step by Step Solution
- Step 1: Write the proportion equation
1,450,530.78 : 2,001,612.16 = 797,122.44 : x - Step 2: Convert to fraction form
1,450,530.78/2,001,612.16 = 797,122.44/x - Step 3: Cross multiply
1,450,530.78x = 2,001,612.16 × 797,122.44 - Step 4: Simplify right side
1,450,530.78x = 1,595,529,968,912.87 - Step 5: Solve for x
x = 1,595,529,968,912.87/1,450,530.78 - Step 6: Final answer
x = 1,099,962.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.