Home / 1,253,999.78-1,730,529.86-681,044.04

Finding the Fourth Proportional to 1,253,999.78, 1,730,529.86 and 681,044.04

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Solution

The fourth proportional to 1,253,999.78, 1,730,529.86 and 681,044.04 is: 939,846.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,999.78 : 1,730,529.86 = 681,044.04 : x
  2. Step 2: Convert to fraction form
    1,253,999.78/1,730,529.86 = 681,044.04/x
  3. Step 3: Cross multiply
    1,253,999.78x = 1,730,529.86 × 681,044.04
  4. Step 4: Simplify right side
    1,253,999.78x = 1,178,567,047,195.03
  5. Step 5: Solve for x
    x = 1,178,567,047,195.03/1,253,999.78
  6. Step 6: Final answer
    x = 939,846.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.