Home / 1,809,626.09-2,498,253.53-1,395,257.85

Finding the Fourth Proportional to 1,809,626.09, 2,498,253.53 and 1,395,257.85

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Solution

The fourth proportional to 1,809,626.09, 2,498,253.53 and 1,395,257.85 is: 1,926,203.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,626.09 : 2,498,253.53 = 1,395,257.85 : x
  2. Step 2: Convert to fraction form
    1,809,626.09/2,498,253.53 = 1,395,257.85/x
  3. Step 3: Cross multiply
    1,809,626.09x = 2,498,253.53 × 1,395,257.85
  4. Step 4: Simplify right side
    1,809,626.09x = 3,485,707,842,046.42
  5. Step 5: Solve for x
    x = 3,485,707,842,046.42/1,809,626.09
  6. Step 6: Final answer
    x = 1,926,203.36

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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.