Home / 1,111,976.10-1,668,172.77-504,806.94

Finding the Fourth Proportional to 1,111,976.10, 1,668,172.77 and 504,806.94

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Solution

The fourth proportional to 1,111,976.10, 1,668,172.77 and 504,806.94 is: 757,305.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,976.10 : 1,668,172.77 = 504,806.94 : x
  2. Step 2: Convert to fraction form
    1,111,976.10/1,668,172.77 = 504,806.94/x
  3. Step 3: Cross multiply
    1,111,976.10x = 1,668,172.77 × 504,806.94
  4. Step 4: Simplify right side
    1,111,976.10x = 842,105,191,415.02
  5. Step 5: Solve for x
    x = 842,105,191,415.02/1,111,976.10
  6. Step 6: Final answer
    x = 757,305.12

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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.