Home / 850,821.40-1,276,232.10-829,826.20

Finding the Fourth Proportional to 850,821.40, 1,276,232.10 and 829,826.20

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Solution

The fourth proportional to 850,821.40, 1,276,232.10 and 829,826.20 is: 1,244,739.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,821.40 : 1,276,232.10 = 829,826.20 : x
  2. Step 2: Convert to fraction form
    850,821.40/1,276,232.10 = 829,826.20/x
  3. Step 3: Cross multiply
    850,821.40x = 1,276,232.10 × 829,826.20
  4. Step 4: Simplify right side
    850,821.40x = 1,059,050,833,861.02
  5. Step 5: Solve for x
    x = 1,059,050,833,861.02/850,821.40
  6. Step 6: Final answer
    x = 1,244,739.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.