Finding the Fourth Proportional to 1,611,873.92, 2,224,315.74 and 886,675.64
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Solution
The fourth proportional to 1,611,873.92, 2,224,315.74 and 886,675.64 is: 1,223,573.73
Step by Step Solution
- Step 1: Write the proportion equation
1,611,873.92 : 2,224,315.74 = 886,675.64 : x - Step 2: Convert to fraction form
1,611,873.92/2,224,315.74 = 886,675.64/x - Step 3: Cross multiply
1,611,873.92x = 2,224,315.74 × 886,675.64 - Step 4: Simplify right side
1,611,873.92x = 1,972,246,582,326.57 - Step 5: Solve for x
x = 1,972,246,582,326.57/1,611,873.92 - Step 6: Final answer
x = 1,223,573.73
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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.