Finding the Fourth Proportional to 1,512,551.64, 2,087,335.26 and 833,512.44
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Solution
The fourth proportional to 1,512,551.64, 2,087,335.26 and 833,512.44 is: 1,150,254.88
Step by Step Solution
- Step 1: Write the proportion equation
1,512,551.64 : 2,087,335.26 = 833,512.44 : x - Step 2: Convert to fraction form
1,512,551.64/2,087,335.26 = 833,512.44/x - Step 3: Cross multiply
1,512,551.64x = 2,087,335.26 × 833,512.44 - Step 4: Simplify right side
1,512,551.64x = 1,739,819,905,660.63 - Step 5: Solve for x
x = 1,739,819,905,660.63/1,512,551.64 - Step 6: Final answer
x = 1,150,254.88
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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.