Finding the Fourth Proportional to 2,348,021.12, 3,523,610.28 and 831,698.96
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Solution
The fourth proportional to 2,348,021.12, 3,523,610.28 and 831,698.96 is: 1,248,107.60
Step by Step Solution
- Step 1: Write the proportion equation
2,348,021.12 : 3,523,610.28 = 831,698.96 : x - Step 2: Convert to fraction form
2,348,021.12/3,523,610.28 = 831,698.96/x - Step 3: Cross multiply
2,348,021.12x = 3,523,610.28 × 831,698.96 - Step 4: Simplify right side
2,348,021.12x = 2,930,583,005,321.31 - Step 5: Solve for x
x = 2,930,583,005,321.31/2,348,021.12 - Step 6: Final answer
x = 1,248,107.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.