Finding the Fourth Proportional to 1,546,147.88, 2,133,612.07 and 857,812.42
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Solution
The fourth proportional to 1,546,147.88, 2,133,612.07 and 857,812.42 is: 1,183,741.19
Step by Step Solution
- Step 1: Write the proportion equation
1,546,147.88 : 2,133,612.07 = 857,812.42 : x - Step 2: Convert to fraction form
1,546,147.88/2,133,612.07 = 857,812.42/x - Step 3: Cross multiply
1,546,147.88x = 2,133,612.07 × 857,812.42 - Step 4: Simplify right side
1,546,147.88x = 1,830,238,933,107.91 - Step 5: Solve for x
x = 1,830,238,933,107.91/1,546,147.88 - Step 6: Final answer
x = 1,183,741.19
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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.