Home / 1,389,933.60-2,083,150.80-1,232,469.60

Finding the Fourth Proportional to 1,389,933.60, 2,083,150.80 and 1,232,469.60

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Solution

The fourth proportional to 1,389,933.60, 2,083,150.80 and 1,232,469.60 is: 1,847,153.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,389,933.60 : 2,083,150.80 = 1,232,469.60 : x
  2. Step 2: Convert to fraction form
    1,389,933.60/2,083,150.80 = 1,232,469.60/x
  3. Step 3: Cross multiply
    1,389,933.60x = 2,083,150.80 × 1,232,469.60
  4. Step 4: Simplify right side
    1,389,933.60x = 2,567,420,033,215.68
  5. Step 5: Solve for x
    x = 2,567,420,033,215.68/1,389,933.60
  6. Step 6: Final answer
    x = 1,847,153.01

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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.