Finding the Fourth Proportional to 1,582,696.22, 2,184,117.73 and 857,563.57
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Solution
The fourth proportional to 1,582,696.22, 2,184,117.73 and 857,563.57 is: 1,183,436.07
Step by Step Solution
- Step 1: Write the proportion equation
1,582,696.22 : 2,184,117.73 = 857,563.57 : x - Step 2: Convert to fraction form
1,582,696.22/2,184,117.73 = 857,563.57/x - Step 3: Cross multiply
1,582,696.22x = 2,184,117.73 × 857,563.57 - Step 4: Simplify right side
1,582,696.22x = 1,873,019,786,918.51 - Step 5: Solve for x
x = 1,873,019,786,918.51/1,582,696.22 - Step 6: Final answer
x = 1,183,436.07
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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.