Finding the Fourth Proportional to 1,968,488.22, 2,952,451.96 and 620,475.64
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Solution
The fourth proportional to 1,968,488.22, 2,952,451.96 and 620,475.64 is: 930,625.09
Step by Step Solution
- Step 1: Write the proportion equation
1,968,488.22 : 2,952,451.96 = 620,475.64 : x - Step 2: Convert to fraction form
1,968,488.22/2,952,451.96 = 620,475.64/x - Step 3: Cross multiply
1,968,488.22x = 2,952,451.96 × 620,475.64 - Step 4: Simplify right side
1,968,488.22x = 1,831,924,519,450.25 - Step 5: Solve for x
x = 1,831,924,519,450.25/1,968,488.22 - Step 6: Final answer
x = 930,625.09
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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.