Home / 1,244,370.88-1,867,166.25-445,714.12

Finding the Fourth Proportional to 1,244,370.88, 1,867,166.25 and 445,714.12

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Solution

The fourth proportional to 1,244,370.88, 1,867,166.25 and 445,714.12 is: 668,789.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,370.88 : 1,867,166.25 = 445,714.12 : x
  2. Step 2: Convert to fraction form
    1,244,370.88/1,867,166.25 = 445,714.12/x
  3. Step 3: Cross multiply
    1,244,370.88x = 1,867,166.25 × 445,714.12
  4. Step 4: Simplify right side
    1,244,370.88x = 832,222,362,012.45
  5. Step 5: Solve for x
    x = 832,222,362,012.45/1,244,370.88
  6. Step 6: Final answer
    x = 668,789.65

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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.