Home / 1,028,855.23-1,419,907.44-570,113.70

Finding the Fourth Proportional to 1,028,855.23, 1,419,907.44 and 570,113.70

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Solution

The fourth proportional to 1,028,855.23, 1,419,907.44 and 570,113.70 is: 786,805.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,855.23 : 1,419,907.44 = 570,113.70 : x
  2. Step 2: Convert to fraction form
    1,028,855.23/1,419,907.44 = 570,113.70/x
  3. Step 3: Cross multiply
    1,028,855.23x = 1,419,907.44 × 570,113.70
  4. Step 4: Simplify right side
    1,028,855.23x = 809,508,681,425.36
  5. Step 5: Solve for x
    x = 809,508,681,425.36/1,028,855.23
  6. Step 6: Final answer
    x = 786,805.24

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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.