Home / 1,738,983.20-2,607,259.80-1,028,645.60

Finding the Fourth Proportional to 1,738,983.20, 2,607,259.80 and 1,028,645.60

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Solution

The fourth proportional to 1,738,983.20, 2,607,259.80 and 1,028,645.60 is: 1,542,249.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,983.20 : 2,607,259.80 = 1,028,645.60 : x
  2. Step 2: Convert to fraction form
    1,738,983.20/2,607,259.80 = 1,028,645.60/x
  3. Step 3: Cross multiply
    1,738,983.20x = 2,607,259.80 × 1,028,645.60
  4. Step 4: Simplify right side
    1,738,983.20x = 2,681,946,321,326.88
  5. Step 5: Solve for x
    x = 2,681,946,321,326.88/1,738,983.20
  6. Step 6: Final answer
    x = 1,542,249.70

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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.