Finding the Fourth Proportional to 1,611,117.07, 2,222,797.36 and 913,323.03
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Solution
The fourth proportional to 1,611,117.07, 2,222,797.36 and 913,323.03 is: 1,260,077.28
Step by Step Solution
- Step 1: Write the proportion equation
1,611,117.07 : 2,222,797.36 = 913,323.03 : x - Step 2: Convert to fraction form
1,611,117.07/2,222,797.36 = 913,323.03/x - Step 3: Cross multiply
1,611,117.07x = 2,222,797.36 × 913,323.03 - Step 4: Simplify right side
1,611,117.07x = 2,030,132,019,911.20 - Step 5: Solve for x
x = 2,030,132,019,911.20/1,611,117.07 - Step 6: Final answer
x = 1,260,077.28
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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.