Home / 1,724,287.90-2,586,431.88-526,216.36

Finding the Fourth Proportional to 1,724,287.90, 2,586,431.88 and 526,216.36

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Solution

The fourth proportional to 1,724,287.90, 2,586,431.88 and 526,216.36 is: 789,324.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,287.90 : 2,586,431.88 = 526,216.36 : x
  2. Step 2: Convert to fraction form
    1,724,287.90/2,586,431.88 = 526,216.36/x
  3. Step 3: Cross multiply
    1,724,287.90x = 2,586,431.88 × 526,216.36
  4. Step 4: Simplify right side
    1,724,287.90x = 1,361,022,769,281.56
  5. Step 5: Solve for x
    x = 1,361,022,769,281.56/1,724,287.90
  6. Step 6: Final answer
    x = 789,324.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.