Finding the Fourth Proportional to 1,166,399.84, 1,608,564.21 and 799,410.31
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Solution
The fourth proportional to 1,166,399.84, 1,608,564.21 and 799,410.31 is: 1,102,454.55
Step by Step Solution
- Step 1: Write the proportion equation
1,166,399.84 : 1,608,564.21 = 799,410.31 : x - Step 2: Convert to fraction form
1,166,399.84/1,608,564.21 = 799,410.31/x - Step 3: Cross multiply
1,166,399.84x = 1,608,564.21 × 799,410.31 - Step 4: Simplify right side
1,166,399.84x = 1,285,902,813,771.01 - Step 5: Solve for x
x = 1,285,902,813,771.01/1,166,399.84 - Step 6: Final answer
x = 1,102,454.55
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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.