Home / 1,241,984.53-1,862,976.80-400,536.28

Finding the Fourth Proportional to 1,241,984.53, 1,862,976.80 and 400,536.28

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Solution

The fourth proportional to 1,241,984.53, 1,862,976.80 and 400,536.28 is: 600,804.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,984.53 : 1,862,976.80 = 400,536.28 : x
  2. Step 2: Convert to fraction form
    1,241,984.53/1,862,976.80 = 400,536.28/x
  3. Step 3: Cross multiply
    1,241,984.53x = 1,862,976.80 × 400,536.28
  4. Step 4: Simplify right side
    1,241,984.53x = 746,189,797,198.30
  5. Step 5: Solve for x
    x = 746,189,797,198.30/1,241,984.53
  6. Step 6: Final answer
    x = 600,804.42

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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.