Home / 1,254,148.56-1,730,729.97-681,198.30

Finding the Fourth Proportional to 1,254,148.56, 1,730,729.97 and 681,198.30

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Solution

The fourth proportional to 1,254,148.56, 1,730,729.97 and 681,198.30 is: 940,056.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,148.56 : 1,730,729.97 = 681,198.30 : x
  2. Step 2: Convert to fraction form
    1,254,148.56/1,730,729.97 = 681,198.30/x
  3. Step 3: Cross multiply
    1,254,148.56x = 1,730,729.97 × 681,198.30
  4. Step 4: Simplify right side
    1,254,148.56x = 1,178,970,313,323.05
  5. Step 5: Solve for x
    x = 1,178,970,313,323.05/1,254,148.56
  6. Step 6: Final answer
    x = 940,056.35

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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.