Finding the Fourth Proportional to 1,478,362.10, 2,040,137.97 and 799,296.98
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Solution
The fourth proportional to 1,478,362.10, 2,040,137.97 and 799,296.98 is: 1,103,028.90
Step by Step Solution
- Step 1: Write the proportion equation
1,478,362.10 : 2,040,137.97 = 799,296.98 : x - Step 2: Convert to fraction form
1,478,362.10/2,040,137.97 = 799,296.98/x - Step 3: Cross multiply
1,478,362.10x = 2,040,137.97 × 799,296.98 - Step 4: Simplify right side
1,478,362.10x = 1,630,676,118,204.33 - Step 5: Solve for x
x = 1,630,676,118,204.33/1,478,362.10 - Step 6: Final answer
x = 1,103,028.90
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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.