Home / 1,189,033.39-1,783,551.33-557,947.81

Finding the Fourth Proportional to 1,189,033.39, 1,783,551.33 and 557,947.81

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Solution

The fourth proportional to 1,189,033.39, 1,783,551.33 and 557,947.81 is: 836,922.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,033.39 : 1,783,551.33 = 557,947.81 : x
  2. Step 2: Convert to fraction form
    1,189,033.39/1,783,551.33 = 557,947.81/x
  3. Step 3: Cross multiply
    1,189,033.39x = 1,783,551.33 × 557,947.81
  4. Step 4: Simplify right side
    1,189,033.39x = 995,128,558,596.09
  5. Step 5: Solve for x
    x = 995,128,558,596.09/1,189,033.39
  6. Step 6: Final answer
    x = 836,922.30

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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.