Finding the Fourth Proportional to 1,166,509.97, 1,609,783.83 and 629,965.97
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Solution
The fourth proportional to 1,166,509.97, 1,609,783.83 and 629,965.97 is: 869,353.07
Step by Step Solution
- Step 1: Write the proportion equation
1,166,509.97 : 1,609,783.83 = 629,965.97 : x - Step 2: Convert to fraction form
1,166,509.97/1,609,783.83 = 629,965.97/x - Step 3: Cross multiply
1,166,509.97x = 1,609,783.83 × 629,965.97 - Step 4: Simplify right side
1,166,509.97x = 1,014,109,023,907.35 - Step 5: Solve for x
x = 1,014,109,023,907.35/1,166,509.97 - Step 6: Final answer
x = 869,353.07
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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.