Finding the Fourth Proportional to 1,340,035.03, 1,848,499.81 and 823,429.99
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Solution
The fourth proportional to 1,340,035.03, 1,848,499.81 and 823,429.99 is: 1,135,873.43
Step by Step Solution
- Step 1: Write the proportion equation
1,340,035.03 : 1,848,499.81 = 823,429.99 : x - Step 2: Convert to fraction form
1,340,035.03/1,848,499.81 = 823,429.99/x - Step 3: Cross multiply
1,340,035.03x = 1,848,499.81 × 823,429.99 - Step 4: Simplify right side
1,340,035.03x = 1,522,110,180,063.30 - Step 5: Solve for x
x = 1,522,110,180,063.30/1,340,035.03 - Step 6: Final answer
x = 1,135,873.43
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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.