Finding the Fourth Proportional to 1,847,107.63, 2,548,984.38 and 1,031,325.19
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Solution
The fourth proportional to 1,847,107.63, 2,548,984.38 and 1,031,325.19 is: 1,423,215.28
Step by Step Solution
- Step 1: Write the proportion equation
1,847,107.63 : 2,548,984.38 = 1,031,325.19 : x - Step 2: Convert to fraction form
1,847,107.63/2,548,984.38 = 1,031,325.19/x - Step 3: Cross multiply
1,847,107.63x = 2,548,984.38 × 1,031,325.19 - Step 4: Simplify right side
1,847,107.63x = 2,628,831,800,010.53 - Step 5: Solve for x
x = 2,628,831,800,010.53/1,847,107.63 - Step 6: Final answer
x = 1,423,215.28
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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.