Home / 1,028,757.22-1,419,696.39-569,878.86

Finding the Fourth Proportional to 1,028,757.22, 1,419,696.39 and 569,878.86

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Solution

The fourth proportional to 1,028,757.22, 1,419,696.39 and 569,878.86 is: 786,439.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,757.22 : 1,419,696.39 = 569,878.86 : x
  2. Step 2: Convert to fraction form
    1,028,757.22/1,419,696.39 = 569,878.86/x
  3. Step 3: Cross multiply
    1,028,757.22x = 1,419,696.39 × 569,878.86
  4. Step 4: Simplify right side
    1,028,757.22x = 809,054,960,279.32
  5. Step 5: Solve for x
    x = 809,054,960,279.32/1,028,757.22
  6. Step 6: Final answer
    x = 786,439.16

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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.