Home / 886,904.14-1,223,928.86-504,930.91

Finding the Fourth Proportional to 886,904.14, 1,223,928.86 and 504,930.91

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Solution

The fourth proportional to 886,904.14, 1,223,928.86 and 504,930.91 is: 696,805.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,904.14 : 1,223,928.86 = 504,930.91 : x
  2. Step 2: Convert to fraction form
    886,904.14/1,223,928.86 = 504,930.91/x
  3. Step 3: Cross multiply
    886,904.14x = 1,223,928.86 × 504,930.91
  4. Step 4: Simplify right side
    886,904.14x = 617,999,513,055.06
  5. Step 5: Solve for x
    x = 617,999,513,055.06/886,904.14
  6. Step 6: Final answer
    x = 696,805.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.