Home / 1,081,651.92-1,621,791-575,900.88

Finding the Fourth Proportional to 1,081,651.92, 1,621,791 and 575,900.88

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Solution

The fourth proportional to 1,081,651.92, 1,621,791 and 575,900.88 is: 863,485.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,651.92 : 1,621,791 = 575,900.88 : x
  2. Step 2: Convert to fraction form
    1,081,651.92/1,621,791 = 575,900.88/x
  3. Step 3: Cross multiply
    1,081,651.92x = 1,621,791 × 575,900.88
  4. Step 4: Simplify right side
    1,081,651.92x = 933,990,864,076.08
  5. Step 5: Solve for x
    x = 933,990,864,076.08/1,081,651.92
  6. Step 6: Final answer
    x = 863,485.61

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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.