Home / 1,361,187.12-2,042,076.36-414,533.52

Finding the Fourth Proportional to 1,361,187.12, 2,042,076.36 and 414,533.52

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Solution

The fourth proportional to 1,361,187.12, 2,042,076.36 and 414,533.52 is: 621,890.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,187.12 : 2,042,076.36 = 414,533.52 : x
  2. Step 2: Convert to fraction form
    1,361,187.12/2,042,076.36 = 414,533.52/x
  3. Step 3: Cross multiply
    1,361,187.12x = 2,042,076.36 × 414,533.52
  4. Step 4: Simplify right side
    1,361,187.12x = 846,509,101,619.59
  5. Step 5: Solve for x
    x = 846,509,101,619.59/1,361,187.12
  6. Step 6: Final answer
    x = 621,890.33

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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.