Home / 1,933,784.22-2,899,680.33-867,912.54

Finding the Fourth Proportional to 1,933,784.22, 2,899,680.33 and 867,912.54

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Solution

The fourth proportional to 1,933,784.22, 2,899,680.33 and 867,912.54 is: 1,301,421.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,784.22 : 2,899,680.33 = 867,912.54 : x
  2. Step 2: Convert to fraction form
    1,933,784.22/2,899,680.33 = 867,912.54/x
  3. Step 3: Cross multiply
    1,933,784.22x = 2,899,680.33 × 867,912.54
  4. Step 4: Simplify right side
    1,933,784.22x = 2,516,668,920,398.34
  5. Step 5: Solve for x
    x = 2,516,668,920,398.34/1,933,784.22
  6. Step 6: Final answer
    x = 1,301,421.79

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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.