Finding the Fourth Proportional to 1,546,415.42, 2,133,950.72 and 858,043.63
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Solution
The fourth proportional to 1,546,415.42, 2,133,950.72 and 858,043.63 is: 1,184,043.31
Step by Step Solution
- Step 1: Write the proportion equation
1,546,415.42 : 2,133,950.72 = 858,043.63 : x - Step 2: Convert to fraction form
1,546,415.42/2,133,950.72 = 858,043.63/x - Step 3: Cross multiply
1,546,415.42x = 2,133,950.72 × 858,043.63 - Step 4: Simplify right side
1,546,415.42x = 1,831,022,825,233.63 - Step 5: Solve for x
x = 1,831,022,825,233.63/1,546,415.42 - Step 6: Final answer
x = 1,184,043.31
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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.