Finding the Fourth Proportional to 1,546,824.81, 2,134,586.12 and 858,456.66
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Solution
The fourth proportional to 1,546,824.81, 2,134,586.12 and 858,456.66 is: 1,184,652.36
Step by Step Solution
- Step 1: Write the proportion equation
1,546,824.81 : 2,134,586.12 = 858,456.66 : x - Step 2: Convert to fraction form
1,546,824.81/2,134,586.12 = 858,456.66/x - Step 3: Cross multiply
1,546,824.81x = 2,134,586.12 × 858,456.66 - Step 4: Simplify right side
1,546,824.81x = 1,832,449,666,765.28 - Step 5: Solve for x
x = 1,832,449,666,765.28/1,546,824.81 - Step 6: Final answer
x = 1,184,652.36
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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.