Home / 1,285,209.37-1,928,343.39-565,180.93

Finding the Fourth Proportional to 1,285,209.37, 1,928,343.39 and 565,180.93

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Solution

The fourth proportional to 1,285,209.37, 1,928,343.39 and 565,180.93 is: 848,004.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,209.37 : 1,928,343.39 = 565,180.93 : x
  2. Step 2: Convert to fraction form
    1,285,209.37/1,928,343.39 = 565,180.93/x
  3. Step 3: Cross multiply
    1,285,209.37x = 1,928,343.39 × 565,180.93
  4. Step 4: Simplify right side
    1,285,209.37x = 1,089,862,910,519.55
  5. Step 5: Solve for x
    x = 1,089,862,910,519.55/1,285,209.37
  6. Step 6: Final answer
    x = 848,004.17

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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.