Home / 1,019,821.96-1,529,731.26-485,723.08

Finding the Fourth Proportional to 1,019,821.96, 1,529,731.26 and 485,723.08

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Solution

The fourth proportional to 1,019,821.96, 1,529,731.26 and 485,723.08 is: 728,583.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,821.96 : 1,529,731.26 = 485,723.08 : x
  2. Step 2: Convert to fraction form
    1,019,821.96/1,529,731.26 = 485,723.08/x
  3. Step 3: Cross multiply
    1,019,821.96x = 1,529,731.26 × 485,723.08
  4. Step 4: Simplify right side
    1,019,821.96x = 743,025,779,179.48
  5. Step 5: Solve for x
    x = 743,025,779,179.48/1,019,821.96
  6. Step 6: Final answer
    x = 728,583.82

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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.