Home / 1,028,819.98-1,419,771.31-569,964.34

Finding the Fourth Proportional to 1,028,819.98, 1,419,771.31 and 569,964.34

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Solution

The fourth proportional to 1,028,819.98, 1,419,771.31 and 569,964.34 is: 786,550.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,819.98 : 1,419,771.31 = 569,964.34 : x
  2. Step 2: Convert to fraction form
    1,028,819.98/1,419,771.31 = 569,964.34/x
  3. Step 3: Cross multiply
    1,028,819.98x = 1,419,771.31 × 569,964.34
  4. Step 4: Simplify right side
    1,028,819.98x = 809,219,017,655.09
  5. Step 5: Solve for x
    x = 809,219,017,655.09/1,028,819.98
  6. Step 6: Final answer
    x = 786,550.64

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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.