Home / 1,224,960.30-1,837,685.72-685,983.06

Finding the Fourth Proportional to 1,224,960.30, 1,837,685.72 and 685,983.06

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Solution

The fourth proportional to 1,224,960.30, 1,837,685.72 and 685,983.06 is: 1,029,111.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,960.30 : 1,837,685.72 = 685,983.06 : x
  2. Step 2: Convert to fraction form
    1,224,960.30/1,837,685.72 = 685,983.06/x
  3. Step 3: Cross multiply
    1,224,960.30x = 1,837,685.72 × 685,983.06
  4. Step 4: Simplify right side
    1,224,960.30x = 1,260,621,273,523.90
  5. Step 5: Solve for x
    x = 1,260,621,273,523.90/1,224,960.30
  6. Step 6: Final answer
    x = 1,029,111.94

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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.